LLATION 350OSYG MODEL 375SAG (3/4”- 1”) MODEL 375AG (1 1/4”- 2”) B64.4 2 3/4" 375 RP 375 RP ZURN / 1013 ZURN WILKINS 175 PSIG 180ß F WILKINS 175 PSIG 180° F (1-1/4” - 2”) 8 1/8 (3/4” - 1”) 5 1/2 OPTIONAL WATER METER (1-1/4” - 2”) 3” PIPE (3/4” - 1”) 2” PIPE (DRAIN LINE CAN BE ANY STANDARD PIPING MATERIAL) PROTECTIVE ENCLOSURE AIR GAP 12" MIN. 30" MAX. 12" MIN. 30" MAX.
Product Index Automatic Control Valves.................................................... 17-21, 65 Float Controlled Valves.................................................................. 21 Backflow Preventers................................................................. 23-61 Accessories.......................................................................... 63-73 Air Gaps................................................................................... 72 Atmospheric Vacuum Breakers...........
PRESSURE REGULATORS Wilkins is synonymous with quality in the water pressure reducing valve industry. When you purchase, specify, or install a Wilkins PRV you are selecting the most reliable regulator in the industry! WILKINS CONTROL VALVES Wilkins automatic control valves provide innovative solutions to specific water system requirements! BACKFLOW PREVENTERS Wilkins backflow preventers offer the best value backflow prevention on the market.
Water Pressure Reducing Valves Typical Installation Accessories Options Features Applications NR3 Series As the newest member of the Wilkins pressure reducing valve family, the NR3 is the most versatile yet. Its cartridge loaded design with integral strainer allow for rapid cleaning and repair, making the valve most suitable for residential and commercial applications that require minimal downtime for maintenance.
Water Pressure Reducing Valves Options Features Applications NR3XL Series Designed with low lead construction, the NR3XL is compliant with California Assembly Bill 1953 which states that the weighted average surface area shall contain less that 0.25% lead. Additionally, the valve is NSF 61 approved. Embodying all of the features and benefits of the NR3, the NR3XL, with its low lead construction, is the ideal valve for residential and commercial drinking water systems.
Water Pressure Reducing Valves Options Features Applications BR4 Series The BR4 was Wilkins first pressure reducing valve to utilize a replaceable thermoplastic cartridge. The plastic cartridge reduces internal corrosion, thus increasing the time between cartridge replacements. Its 15 to 150 psi adjustment range is the broadest of any regulator that Wilkins offers.
Water Pressure Reducing Valves Options Features Applications 70 Series When the model 70 was introduced in 1972, its cartridge loaded design was revolutionary when compared to the 50 plus year-old regulator designs that dominated the market at that time. Still with us today, the model 70 has a multitude of followers that appreciate its ruggedness along with its compact size and simplicity in repair.
Water Pressure Reducing Valves Applications • • • • • • • X Ref Typical Installation Accessories Options The model 500 is the workhorse of the Wilkins pressure reducing valve line up. The model 500 exhibits the highest flow rates of the entire Wilkins regulator line, making it most suitable for commercial, industrial, and irrigation applications that demand high flow rates with minimal fall-off. The model 500 is available in 10 – 35 psi, 25 – 75 psi, 75 – 125 psi, and 10 – 125 psi adjustment ranges.
Water Pressure Reducing Valves Applications For pressure reduction applications where flanges are used to connect the piping, the Wilkins 500FC fits the bill. The 500FC is available in 2”, 21/2”, and 3” sizes , and is equipped with 150 # flanges. Just like its threaded brethren, the 500FC is capable of reducing 300 psi down to any pressure between 10 – 125 psi with four distinct adjustment ranges.
Water Pressure Reducing Valves The 500YSBR series pressure reducing valve with wye strainer rounds out the model 500 series offering. Combining the features and benefits of the model 500 with the protection offered by a wye strainer, the 500YSBR is ideal for reducing pressure on the incoming line to any commercial or industrial building. The model 500YSBR’s high flow rate and low fall-off also make its use desirable in irrigation systems that are susceptible to damage from high pressure.
Water Pressure Reducing Valves Many water pressure reduction applications involve water that has a high concentration of sand. Sandy water results in frequent integral strainer cleaning. The model 600 is just the regulator for these applications. The model 600 has its strainer accessible through a separate cap. Unlike other regulator designs that require disassembly of the valve, the model 600’s screen is accessed by the removal of a single cap.
Water Pressure Reducing Valves Applications The Wilkins Model 80CI and 80BR are designed to reduce pressure on boiler feed lines in hydronic heating systems. Equipped with a quick fill / purge lever, the Model 80CI and 80BR allow high capacity feeding to the boiler when commissioning the boiler for the heating season. The quick fill / purge lever also allows the purging of air from the boiler relief valve prior to start up.
Water Pressure Reducing Valves Applications The Wilkins 876 series is a combination of the Model 80CI or 80BR boiler feed pressure reducing valve and a 760 dual check with intermediate atmospheric vent. Designed to reduce pressure on boiler feed lines, the 876 also prevents polluted water from entering the boiler feed line due to backpressure or backsiphonage. Although the 876 handles two problems at once, its preassembled construction eases installation, thereby saving the installer time and money.
Water Pressure Reducing Valves Applications • • • • • • Options The 90 series pressure reducing valves are the perfect choice for reducing pressure in drip irrigation applications. Its balanced piston design makes this regulator smooth and highly responsive. Further, the 0 - 50 psi adjustment range, with very precise control, lends itself very well to those drip systems that demand precise pressure control in order to maintain system longevity.
Water Pressure Reducing Valves Accessories Applications Tailpiece Kits TPK Series Tailpiece Kits (TPK) are accessories for water pressure reducing valves. These kits are comprised of a cast brass union nut (ASTM B584), a EPDM gasket and a specific type of tailpiece for direct connection to specific types of piping. Tailpiece kits are available for connection to FNPT, MNPT, female copper SWT, male copper SWT, PEX (male barb), CPVC and compression (male) piping systems.
Features Applications Water Pressure Reducing Valves Accessories Spacer Nipple Kits for Double Union 70, BR4, NR3 and NR3XL Models SPK Series Designed for installation on potable water systems as a temporary spacer prior to installation of the Model BR4, Model NR3, NR3XL, or Model 70DU water pressure reducing valves. Allows system to be inspected for leaks.
Automatic Control Valves Applications • 11/4”, 11/2”, 2”, 21/2”, 3”, 4”, 6”, 8”, 10”, 12” • Standard spring range 15 to 150 psi, contact factory for other spring range options • Normally-open, direct-acting, diaphragm actuated, spring-loaded pilots adjustable within a 10:1 ratio • Ductile iron body and bonnet ASTM-A536 epoxy coated.
Automatic Control Valves Applications • 11/2”, 2”, 21/2”, 3”, 4”, 6”, 8”, 10" • Pilot control system consists of a two-way, normally open, direct-acting, adjustable spring-loaded diaphragm actuated pressure reducing pilot • Inlet pressure 300 psi maximum (class 300 flange)(UL rating) • Pilot control is field adjustable from 30 psi to 165 psi • Corrosion-resistant seat and resilient, rectangular seat disk • Globe or angle configurations available, (globe 11/2” – 3” threaded ends, 11/2” – 6” flanged ends).
Automatic Control Valves Applications • 11/4”, 11/2”, 2”, 21/2”, 3”, 4”, 6”, 8”, 10”, 12” • When used in a by-pass line, the Model ZW105 functions as a relief valve protecting against potentially damaging surges • Normally-closed, direct-acting, spring-loaded pilots available preset to the particular pressure requirements of the system • Ductile iron body and bonnet ASTM-A536 epoxy coated.
Automatic Control Valves Options Features Applications Fire Protection Pressure Relief Valve – ZW105FP Fire protection systems are susceptible to severe damage if an over-pressure situation were to occur. To prevent over-pressure due to dead-heading of the pump, a high capacity pressure relief valve is necessary. This is where the ZW105FP steps up to the plate. Like its domestic counterpart, the ZW105, the ZW105FP is built to handle the rigors of fire protection duty.
Automatic Control Valves Typical Installation Options Features Applications Float Valve – ZW104 Level control in tanks can be accomplished in many ways. One of the best ways is through the use of a pilot controlled, non-modulating float valve such as the ZW104. The ZW104 will fully open when the tank’s liquid level falls to a predetermined point. When the tank reaches the high set point, the ZW104 will close drip tight and remain closed until the minimum set point is again reached.
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Backflow Preventers Applications • 3/4”, 1”, 11/4”, 11/2”, 2” • Short lay length – fits in smaller valve box • Top access to test cocks and shutoff valves and check assembly – easy to test • Entire pressure vessel is removable to facilitate check access for cleaning or repair • Test cocks are provided with threaded caps • Easy to winterize by removing pressure vessel between shutoff valves • Plastic pressure vessel is a theft deterrent • Removable pressure vessel eliminates the need of union connections •
Backflow Preventers Applications With its time tested design, the Wilkins 950XL is capable of handling the toughest backflow conditions that any double check valve assembly may incur. The 950XL, with its “wye” pattern configuration, offers individual access covers to each check valve, replaceable check seats, and silicone seal rings, all wrapped in a bronze body for use in non-health hazard applications.
Backflow Preventers Applications • 3/4”, 1” • Double check valve assembly consisting of two independently operated spring-loaded wye type center guided check valves • 90° elbow on inlet and outlet allows for easy conversion to different configurations • Compact design reduces space requirements for protective enclosures • Eliminates the need for pipe elbows, nipples and unions • Bronze body construction • Complete with two full port resilient seated ball valves for shut-off and four resilient seated ball
Backflow Preventers Applications • 3/4”, 1”, 11/4”, 11/2”, 2” • Top entry double check valve assembly consisting of two independently operated, spring-loaded center guided check valves • Complete with two full port resilient seated ball valves for shut-off and four resilient seated ball valve test cocks • Both check valves and test cocks are designed at an inclined angle upward for easy access during repair, maintenance and testing • Bronze body construction • Test cocks are provided with threaded plugs •
Backflow Preventers Applications Building on Wilkins’ penchant for creating problem solving designs, the 350A / 350 series double check valve assemblies step up to the plate. From their short, light weight ductile iron bodies to their patented low head loss Compound Checks®, the 350A / 350 series offers the best features a modern double check can offer. The 350A series utilize grooved couplings to attach the shut-off valves to the body whereas the 350 utilizes flanges.
Backflow Preventers Pat. No. 5,913,331 There are many instances where a double check valve assembly must be retrofitted into a system, but there is inadequate room to install a traditional in-line, horizontal valve. The Wilkins 450 was designed with this problem in mind. The 450, with its “N” pattern design, offers a compact double check that lends itself well to cramped, retrofit locations.
Backflow Preventers Applications • 2” • Double check valve consisting of two independently operated springloaded center guided check valves • The by-pass assembly consists of a water meter (gallons standard) in series with a double check backflow preventer • For use in fire line applications • Entire unit serviceable in line • Temperature range 33°F – 180°F • Maximum working water pressure 175 psi Bronze body construction Maximum working water temperature 180°F Hydrostatic test pressure 350 psi End connec
Backflow Preventers Fire protection systems, with their unmetered lines and unique need for ultra-low head loss, demand a valve that can deal with this criteria. The Wilkins 350ADA / 350DA series double check detector assemblies are ready to take on the challenge. Designed to detect water leakage or usage while protecting against backpressure and backsiphonage, the 350ADA / 350DA series and their patented Compound Checks® provide the low head loss that fire protection professionals demand.
Backflow Preventers When space is tight, and a traditional horizontal valve just will not fit, the Wilkins 450DA is the space saver that is needed. The 450DA is an “N” pattern double check detector assembly designed to prevent backpressure or backsiphonage of water from the fire system into the public potable supply. While protecting against a non-health hazard backflow condition, the 450DA provides low head loss and excellent backflow protection through the use of the center stem guided Compound Check®.
Backflow Preventers Applications • 1/4”, 3/8”, 1/2” • Reduced pressure principle backflow preventer consisting of a pressure differential relief valve located between two independently operated spring-loaded center guided check valves • Complete with two full port resilient seated ball valves for shut-off and four resilient seated ball valve test cocks • Bronze body construction • Noryl® replaceable seats • • • • • • • Model 975XL FNPT x FNPT end connections Model 975XLTCU Supplied with test cocks up
Backflow Preventers Applications Reduced Pressure Principle Assembly Model 375 Pat. No. 6,513,543 Wilkins has built a reputation of designing products that answer the need of the customer, and the voice of the customer was the driving force behind the design of the 375. With its unique, removable pressure vessel, the 375 is repaired easier and quicker than any other reduced pressure principle assembly on the market.
Backflow Preventers Typical Installation Accessories Options Features Applications Reduced Pressure Principle 975XL Series Giving superior protection against both backpressure and backsiphonage in a high hazard application is exactly what the Backflow Prevention professional expects, and that is exactly what the Wilkins 975XL offers. Built around the time honored “Wye pattern” design, the 975XL is loaded with the features that demanding professionals ask for.
Backflow Preventers Applications Reduced Pressure Principle with Integral Relief Valve Monitor Switch 975XLMS Series Pat. No. 5,425,393 Reduced pressure principle assemblies are designed to discharge water. Relief valve discharge can result in severe property damage should the discharge go undetected. The Wilkins 975XLMS can alleviate the potential damage.
Backflow Preventers Applications • 3/4”, 1”, 11/4”, 11/2”, 2” • Reduced pressure principle backflow preventer with self-contained battery powered switch • In the event of a backflow condition the 975XLBMS sounds an audible alarm signaling that a possible relief valve discharge may be occurring • Features manual on/off switch and LED indicating battery charge • Built-in delay to prevent false signal due to intermediate pressure fluctuations • Bronze body and cover construction • Spring-loaded, center guided
Backflow Preventers Applications Reduced Pressure Principle with Swivel Elbows 975XLV Series Installation flexibility was the main focus when Wilkins created the 975XLV. In high hazard applications, the 975XLV will protect against both backpressure and backsiphonage, while allowing vertical up-up and up-down installation via the union connected elbows.
Backflow Preventers The 975XLSE provides the flexibility of allowing a vertical up-up and up-down installation, while keeping the installation foot print small. The use of street elbows installed between the valve body and the shut-off valves, yield the narrow footprint. The 975XLSE is a perfect valve for use in high hazard backpressure or backsiphonage irrigation installations where a large backflow enclosure would detract from the aesthetics of the landscape.
Backflow Preventers Accessories Options Features Applications Pre-Plumbed Backflow Station Pre-Set Series The pre-set series of pre-plumbed backflow stations were created by Wilkins to reduce the time necessary to install a backflow station. Typically, a backflow station will embody the backflow preventer, wye strainer, pressure reducing valve and or check valve all plumbed together.
Backflow Preventers The voice of the customer told Wilkins loud and clear that there was a need for lighter weight and lower head loss when it came to reduced pressure principle assemblies. Wilkins answered the challenge with the release of the 375A / 375 series reduced pressure principle assemblies.
Backflow Preventers Building on the superior characteristics of the 375A / 375 reduced pressure principle series is the 375AMS and 375MS. Provided with a monitor switch in the relief valve, the MS series, when connected to the proper electrical circuit, will provide confirmation that the relief valve is in a discharging condition. This is a highly useful configuration where the assembly may be installed in a remote location, and the discharge could cause catastrophic water damage.
Backflow Preventers Applications • 21/2” brass inlet swivel fitting for fast installation • 3” • Consists of a 3” hydrant meter and 3” check valves allowing for increased • Class II turbine-type meter ensures accurate measurement flow up to 650 gpm as compared to 2" check valves with a capacity of • Straightening vanes for accurate meter measurement 250 gpm • Meets the requirements of ANSI/AWWA C701-88 class II • Single body construction.
Backflow Preventers Applications • • • • • Accessories Options The Wilkins 975XLHBM is designed to provide measurement of potable water from a temporary connection such as a fire hydrant. The 975XLHBM protects against both backpressure and backsiphonage of contaminants while accurately metering the volume for proper water billing. This will ensure that the water purveyor has a protected potable supply while also generating income due to accurate metering and assembly rental.
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Backflow Preventers The Wilkins 475 / 475V series reduced pressure principle assemblies are the perfect answer for cramped installations that rule out a traditional horizontal valve. The 475, with its “N” pattern design, is the perfect valve for use in retrofit applications where a horizontal valve will just not fit. The 475V allows for a vertical up-up flows, and can be situated in very small closets or mechanical rooms.
Backflow Preventers Typical Installation Accessories Options Features Applications Reduced Pressure Principle Detector Assembly 375ADA/375DA Series Pat. No. 5,913,331 When the fire protection professional demands a reduced pressure detection assembly with low head loss and end connection flexibility, the Wilkins 375ADA / 375DA series RPDA's are the preferred choice.
Backflow Preventers Reduced Pressure Principle Detector Assembly 475DA/DAV Series Pat. No.
Backflow Preventers Accessories Options Features Applications Dual Check Valve 700 Series The Wilkins model 700 dual check is an economical way of providing backflow protection against backpressure and backsiphonage in low hazard applications. The 700’s tubular design houses two in-line checks and is available in several end connection configurations. The 700 is perfectly suitable for providing isolation protection and is available in sizes of 1/4” to 1”.
Backflow Preventers Configurations Accessories Options Features Applications Dual Check Valve 705 Series The Wilkins model 705, with its lead free construction is the perfect valve to be used to protect against low hazard backpressure or backsiphonage in drinking water systems. Like the model 700, the 705’s tubular design houses two in-line check valves and is a suitable valve for providing isolation protection. The Wilkins 705 is one of the most economical ways of preventing backflow.
Backflow Preventers Accessories Options Features Applications Dual Check Valve 950LF Series In order to answer the need of the fire sprinkler installer, Wilkins introduced the 950LF dual check for use in residential and commercial, small scale fire protection systems. Equipped with female end connections, the 950LF lends itself to rapid, easy installation.
Backflow Preventers Accessories Options Features Applications Dual Check with Atmospheric Vent 760 Series Designed for installation on boiler fill water lines to protect against both backsiphonage and backpressure of polluted water into the potable water supply. Assembly shall provide protection where a potential health hazard does not exist.
Backflow Preventers Features Applications Backflow Preventer for Vending Machine Water Supply Model 740 Designed for installation on carbonated beverage dispensing systems, as well as non-carbonated systems, to prevent carbon dioxide (CO ) gas or carbonated water from coming in contact with copper potable water supply line. The 740’s stainless steel construction ensures superior corrosion resistance for increased longevity.
Backflow Preventers Typical Installation Accessories Options Features Applications Stainless Steel Reduced Pressure Principle 975XLST Designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. The Model 975XLST provides protection where a potential health hazard exists. The valve’s stainless steel construction is ideal in those systems that utilize liquids corrosive to copper alloys.
Backflow Preventers Options Features Applications In-Line Single Check Valve 40XL Series Designed for installation on potable domestic and commercial water systems such as well pump systems and applications requiring tight seating. For use as a positive backstop to eliminate reduced pressure principle backflow preventer discharge caused by pressure fluctuations or water hammer. Its low-lead design makes the model 40XL perfectly suitable for drinking water applications.
Backflow Preventers Accessories Options Features Applications Single Check Valve Assembly 310 Series Pat. No. 5,913,331 Model 310G Designed for installation on potable water connections in fire sprinkler systems to protect against both backsiphonage and backpressure of polluted water into the potable water supply. Assembly shall provide protection where a potential health hazard does not exist.
Backflow Preventers Accessories Options Features Applications Pressure Vacuum Breaker 420 Series Designed for installation on potable water lines to protect against backsiphonage of contaminated water into the potable water supply. Supplied with an integral freeze relief valve to reduce the risk of valve damage under intermittent, non-seasonal freezing conditions. Designed for use under continuous pressure. Assembly shall provide protection where a potential health hazard exists.
Backflow Preventers Applications • Temperature range 33°F – 110°F • 1/2”, 3/4”, 1”, 11/4”, 11/2”, 2” • Pressure vacuum breaker consisting of an approved check valve, vacuum • Maximum pressure 150 psi relief float, inlet and outlet full port resilient seated ball valves for shut-off • ASSE® Listed 1020, IAPMO® Listed, CSA® Certified and two resilient seated ball valve test cocks • Approved by the Foundation for Cross-Connection Control and • With BSP threaded connections Hydraulic Research at the University
Backflow Preventers Accessories Features Applications Spill Resistant Pressure Vacuum Breaker 460 Series In some applications that require a pressure vacuum breaker, spillage from the PVB would be objectionable. The Wilkins 460 spill resistant vacuum breaker was created to prevent such spillage. Designed to prevent contamination of the potable supply due to backsiphonage, the 460’s unique operation causes the air inlet to close before water passes the check valve.
Backflow Preventers Accessories Options Features Applications Atmospheric Vacuum Breaker 35 Series The Wilkins model 35 vacuum breaker is an economical way of preventing contaminated irrigation water from entering the potable supply due to backsiphonage. The 35’s bronze construction ensures that the vacuum breaker will provide years of service in any irrigation system. Other applications include janitor mop sinks.
Backflow Preventers Applications Laboratory Faucet Vacuum Breaker Model 730 and 735 The Wilkins 730 and 735 are intended to be used on laboratory or service sinks where high hazard backflow could occur due to backpressure or backsiphonage. The 730 can provide protection in applications that are non-continuous pressure in nature, whereas the 735 is designed for continuous pressure.
Designed for installation on potable water lines such as service sinks, laundry tubs and hose bibbs to protect against backsiphonage of polluted water into the potable water supply. A break-away set screw is included to prevent unauthorized removal. Device shall provide protection where a potential health hazard does not exist.
Backflow Security Products Features Applications Options Features Applications AQUA-LOCK Test Cock Lock Model TCL24 Series Wilkins’ Aqua - Lock is designed to limit or prevent unauthorized access to water system components. Typical test cock lock applications include: backflow preventer test cocks, strainer blow-off and ball valves. Typical hose bibb lock applications include: industrial, residential, vacation homes, schools, property management companies, parks and stadiums.
Backflow Preventer Accessories Options Features Applications Integral Relief Valve Monitor Switch Kit MSK/BMSK Series In the event of a backflow condition, the relief valve closes an electrical contact on the MS switch, signaling that a possible relief valve discharge may be occurring. The integral relief valve monitor switch kit is ideal for converting backflow preventers in use in mechanical rooms, basements and enclosures where undetected relief valve discharge could potentially cause water damage.
Backflow Preventer Accessories Applications Electric Solenoid Timer Model EST Designed for installation on potable water lines to shutdown system flow should the relief valve open on a reduced pressure principle backflow assembly. The EST is designed for installation in conjunction with the Wilkins Model 975XLMS, 375MS, or 475MS RPZ with monitor switch feature and Model ZW106 solenoid control valve with 24vac solenoid.
Backflow Preventer Accessories Applications • 11/4”, 11/2”, 2”, 21/2”, 3”, 4”, 6”, 8”, 10” • Valve is furnished either normally open (de-energized solenoid to open) or normally closed (energize solenoid to open) • Ductile iron body and bonnet ASTM-A536 epoxy coated. Bronze (ASTM B62) trim and pilots For Additional Information, reference WK-ACV catalog or visit our web site.
Backflow Preventer Accessories Available Sizes Features Applications ZW3 Winterizer The ZW3 is intended for any application where “through the wall” water control is desired. Primarily intended for irrigation applications, the ZW3 valve provides outdoor access to control an indoor water supply via a vandal resistant valve key. The ZW3 can eliminate scheduling hassles and speed up the winterization process. Some applications may include system winterizing, system repairs or system isolation.
Backflow Preventer Accessories Applications The Model BVMS is designed to monitor the fully open position of a ball valve installed in a sprinkler system. The BVMS will mount onto Wilkins 950XL, 950XLT, and 975XL backflow preventers. The Model BVMS has an internal switch, which is toggled when the ball valve is moved from the open position. The internal switch however, does not track the position of the handle or ball.
Backflow Preventer Accessories Options Features Applications Ball Valve Handle Lock Model BVLK Fits Model 850 ball valves. Locks ball valve in the open or closed position. May be used on individual ball valves or ball valves installed on backflow preventers. Backflow application requires two bulk handle lock kits. Padlocks available as an option.
Backflow Preventer Accessories Features Applications Full Port Cast Iron Flanged Ball Valve 850 Series Wilkins Model 850 full port cast iron ball valves are recommended for commercial and industrial applications. Ideal for throttling, balancing, and installations requiring positive shut off. Quarter turn handle activated. • • • • • • Tapped and plugged • Conforms to ANSI B16.
Backflow Preventer Accessories Applications OS&Y Gate Valves 48OSY Series Designed for installation on potable water lines, waterworks connections, and fire systems. (48OSYGXF shown) Groove x flange (Model 48OSYGXF) Groove x groove (Model 48OSYG) Flanged end conforms to ANSI/ASME B16 Valves conform to ANSI/AWWA C550 UL® listed, FM® Approved, C-UL® listed For Additional Information, Ask For GV-48 or visit our web site.
Backflow Preventer Accessories Features Applications Butterfly Valve Model 49 Designed for installation on potable water lines, irrigation systems, waterworks connections, and fire systems. (49GVIC shown) • 21/2”, 3”, 4”, 6”, 8”, 10” • Grooved end connections • Maximum pressure 175 psi • UL® listed, C-UL® listed, FM® Approved For Additional Information, Ask For GV-49GVIC or visit our web site.
Backflow Preventer Accessories Features Applications 400 Series Setter Designed to ease the installation of the N-shape Wilkins Model 450 and 475 series backflow prevention assemblies. Ideal for retrofitting installations or where space is limited. The integral thrust support between the elbows eliminates the need for additional concrete thrust blocking.
Backflow Preventer Accessories Backflow Preventer Accessories Spacer-Spools Spacer-Spools Typical Installation Pricing Options Features Options Exact in field measurements are required when Features Applications Sizes: 3"–10" – Ductile iron with cement Ideal for replacing old, worn out backflow assemblies with new Wilkins technology. Useordering spacer- the spool.
Strainers Applications • • • • • Options The Wilkins YB series wye strainers are a perfect choice for preventing damage to downstream components due to sand and debris in the water. Designed with a straining area that exceeds the requirements of mil-specs, the domestically manufactured YB series is available with 20, 40, 60, 80, or 100 mesh screens, and is furnished standard with 20 mesh.
Strainers Applications • • • • Typical Installation Recommended for a variety of water service lines including residential and commercial irrigation, swimming pools, and cooling tower water. They are also designed to protect delicate equipment such as regulators and backflow preventers by filtering sediment which could cause premature failure. For steam service, Model S strainers protect control valves, traps, sterilizers and other process equipment.
Strainers Options Features Applications FS Series The FS / FSC series flanged wye strainers are perfectly suited for protecting downstream equipment from fouling due to debris. The FS is provided with a painted exterior and the FSC is coated with FDA approved epoxy inside and out. The FSC is an excellent choice for preventing debris fouling of any large diameter reduced pressure principle assembly, such as the Wilkins 375. (FSC Shown) • 21/2”, 3”, 4”, 6”, 8”, 10” • Class 125 lb.
Thermostatic Mixing Valves Options Features Applications Model ZW1017 The Wilkins Model ZW1017 Aqua-Gard tempering mixing valve, when installed at the hot water source, is designed to mix hot and cold water in order to reduce the temperature of the hot water in the distribution system to 122°F(50°C) or less. The ZW1017’s superior accuracy ensures safe water temperature from minimum to maximum flow rate.
Thermostatic Mixing Valves Applications • • • • • Options The Wilkins Model ZW1017MM Aqua-Gard master mixing valve, when installed at the hot water source, is designed to mix hot and cold water in order to reduce the temperature of the hot water in the distribution system to 120°F(48.9°C) or less. The ZW1017MM superior accuracy ensures safe water temperature from minimum to maximum flow rate. Further, multiple end configurations make this valve suitable for most light commercial installations.
Thermostatic Mixing Valves Applications • • • • Options The Wilkins Model ZW1017HT higher temperature range Aqua-Gard tempering mixing valve, when installed at the hot water source, is designed for radiant heating systems only and not for potable water use. The ZW1017HT is designed to mix the hot and cold water to establish a mixed temperature range of 80°F to 165°F. WARNING: This device should never be installed at the point of use where the end user could change its setting.
Thermostatic Mixing Valves Applications • • • • • • Options The Wilkins Model ZW1070 Aqua-Gard thermostatic mixing valve is designed to be installed at the point of use to assist in the prevention of scalding. The valve’s extremely rapid response rate makes it most suitable for installation at plumbing fixtures and appliances for the final control of water temperature.
Thermostatic Mixing Valves Features Applications Model ZW3870T and ZW3870T-4P ZW3870T-4P The Wilkins Model ZW3870T Aqua-Gard thermostatic mixing valve is designed to be installed at the point of use under sinks and sensor faucets to assist in the prevention of scalding. The valves rapid response and precise temperature control meet the stringent standards of ASSE 1016 (1996).
Thermostatic Mixing Valve Accessories Accessories Options Features Applications Tailpiece Kits TPK Series Designed for connection to different types of plumbing systems. Available in a variety of sizes & configurations required to install thermostatic mixing valves.
Temperature & Pressure Relief Valves X Ref Accessories Options Features Applications Residential T&P Valve TP1100A Series Designed for installation on potable water heaters to protect against over-temperature or excessive pressure.
Temperature & Pressure Relief Valves X Ref Accessories Options Features Applications Commercial T&P Valve TP3000 Series Designed for installation on potable water heaters to protect against over-temperature or excessive pressure.
Pressure Relief Valves Designed for use on hot water space heating boilers, water supply heaters and storage tanks. These valves are designed for use on hot water service only and are not to be used for steam.
OUTLET OUTLET STORAGE STORAGE TANK TANK Temperature & Pressure Relief Valves DRAIN DRAIN DRAIN DRAIN PUMP PUMP INLET INLET P1000A/P220/P3000/TP3000/TP220 & TP1100A Series Typical Installations Local codes shall govern installation requirements. Unless other wise specified, the relief valve installed in accordance with the manufacturer’s instruction and the latest edition of the Uniform Plumbing Code.
Pressure Relief Valves Applications • • • • • • Scale permanently etched on stem • Male NPT inlet, female NPT outlet 1/2”, 3/4” Pressure relief valve poppet type All bronze body For cold water relief only Calibrated adjustments from 25 to 175 psi X Ref Accessories Designed for installation on cold water service lines as a means of protection against excessive pressure buildup. These devices are for pressure only and should be used in conjunction with other temperature limiting devices.
Pressure Relief Valves X Ref Accessories Features Applications Thermal Pressure Relief Valve P1520 Series Designed for installation on cold water service lines as a means of protection against excessive pressure buildup. These devices are for pressure only and should be used in conjunction with other temperature limiting devices. Also suitable for static relief, low capacity pump relief, passive solar, thermal expansion relief and other similar uses in commercial and industrial applications.
Pressure Relief Valves Applications The pressure relief valve prevents pressure build-up in a fire protection system or other closed type system whenever the line pressure exceeds the setting of the spring. The valve will relieve excess pressure to atmosphere preventing damage to the distribution network. Ideal for installation on fire protection systems to protect against excessive pressure build-up caused by pumps, elevated piping and thermal expansion.
Miscellaneous Plumbing Products Potable Water Expansion Tank Sizing Charts Model XT Supply Pressure (psig) WATER HEATER CAPACITY (U.S.
Miscellaneous Plumbing Products Accessories Features Applications Potable Water Expansion Tank XT Series Designed for installation on potable water lines between the backflow preventer or pressure STRAPPING reducing valve and the water heater to protect against water thermal expansion. When system pressure increases, water enters the tank’s polypropylene lined water chamber which expands a diaphragm into a pre-charged air chamber, keeping system pressure below the relief vale setting.
Miscellaneous Plumbing Products Accessories Features Applications Potable Water Expansion Tank WXTP Series Designed for installation on potable water lines between the backflow preventer or pressure reducing valve and the water heater to protect against water thermal expansion. When system pressure increases, water enters the tank’s bladder which expands into the pre-charged air chamber, keeping system pressure below the relief valve setting.
Miscellaneous Plumbing Products Accessories Features Applications ASME Thermal Expansion Tank WTTA Series Designed for installation on potable hot water systems to protect against thermal expansion. All WTTA tanks are ASME Section VIII fixed bladder type for commercial and industrial applications. When system pressure increases due to thermal expansion, water enters the tank’s bladder which expands into the pre-charge air chamber, keeping system pressure below the relief valve setting.
Miscellaneous Plumbing Products Accessories Features Applications Hydronic Expansion Tank HXT Series Designed for installation on residential and commercial hydronic heating and cooling systems as a means of pressure control due to thermal expansion. • 2.1 gal. – 13.5 gal.
Miscellaneous Plumbing Products Options Models Features Applications Water Heater Shut-off Valve with Integral Thermal Expansion Relief Valve BVEC Series The Wilkins BVEC series was designed to solve the need for a water heater shut-off and thermal expansion control in a single valve. Virtually all national plumbing codes require a shut-off valve be placed in advance of a water heater.
Miscellaneous Plumbing Products Typical Install Features Applications Water Hammer Arresters 1250 Series Designed to protect residential, commercial and industrial water lines during pressure surges following quick valve closure. This excessive pressure surge is absorbed by the precharged cushion of air permanently sealed within the water hammer arrester. The water hammer arrester may be installed within a stud bay without the need for an access panel.
Miscellaneous Plumbing Products Options Features Applications AQUA-LOCK Hose Bibb Lock Out Devices Wilkins’ Aqua-Lock is designed to limit or prevent unauthorized access to water system components. Typical Hose Bibb Lock applications include: industrial, residential, vacation homes, schools, property management companies, parks and stadiums.
Miscellaneous Plumbing Products Accessories Features Applications Vacuum Relief Valve VR10 Series Designed for commercial and residential water lines to protect water supply systems and pressure vessels against internal vacuum conditions that could drain a system by siphonage, burn out heaters, or collapse storage tanks.
Miscellaneous Plumbing Products Options Features Applications Slip Joint Unions Designed to stay pressure tight, yet requires only two wrenches for installation. Ideal where conditions are cramped.
Miscellaneous Plumbing Products Options Features Applications Dielectric Unions DU Series Designed for installation on potable water lines to protect against piping system deterioration caused by galvanic and stray current corrosion. A dielectric fitting is necessary where dissimilar metals are used in piping systems.
Pressure Reducing Fire Sprinkler and Fire Hose Valves Wilkins fire valve line has been expanded to include the new 4000 series! The ZW4000 and ZW4004 have received ALL their approvals and are in full production. The 4000 series is a factory set in-line maintainable valve, and as with the 2100 and 3000 series valves, the new 4000 series valves have lettered curve settings to specify the valves set point.
Pressure Reducing Fire Sprinkler and Fire Hose Valves • 11/2” • For use in high pressure standpipes to control pressure to individual hose stations under both flow and no-flow conditions • Rated up to 400 psi inlet pressure • All bronze construction • Z2100 series features 11/2” FNPT inlet connection with 11/2” male outlet hose connection, available with cap and chain • • • • • • Z2100 Female NPT inlet and male hose outlet Z2100CC With cap and chain Z2100CH With chrome finish Z2100ST With specified
Pressure Reducing Fire Sprinkler and Fire Hose Valves The Pressure-Tru™ Z3004 series pressure reducing valve is listed as a floor control valve in automatic sprinkler systems as well as a standpipe valve for class I and class III systems. Regulates pressure under both FLOW and NO-FLOW conditions. Can be adjusted and set at the factory or field adjustable without draining the standpipe riser and fire sprinkler system.
Pressure Reducing Fire Sprinkler and Fire Hose Valves X Ref Options Features Applications Automatic Fire Control Valves ZW4004 Series The Pressure-Tru™ ZW4004 series pressure reducing valve is listed as a floor control valve in automatic sprinkler systems as well as a standpipe valve for class I and class III systems. Regulates pressure under both FLOW and NO-FLOW conditions. Factory set, non-field adjustable.
Pressure Reducing Fire Sprinkler and Fire Hose Valves The Pressure-Tru™ Z3000 and Z3005 series pressure reducing valve is listed as a standpipe valve for individual hose stations in class I and class III systems. Regulates pressure under both FLOW and NO-FLOW conditions. Can be adjusted and set at the factory or field adjustable without draining the standpipe riser.
Pressure Reducing Fire Sprinkler and Fire Hose Valves X Ref Options Features Applications Automatic Fire Control Valves ZW4104 Series The Pressure-Tru™ ZW4104 series pressure reducing valve is listed as a floor control valve in automatic sprinkler systems as well as a standpipe valve for class II systems. Regulates pressure under both FLOW and NO-FLOW conditions. Factory set, non-field adjustable.
Product Locator Automatic Control Valves .............. 17-21,65 ZW104 ........................................ 21 ZW105 ........................................ 19 ZW105FP .................................... 20 ZW106 .................................. 21, 65 ZW109 ........................................ 17 ZW109FP .................................... 18 Backflow Preventers ........................... 23-61 Accessories ..................................... 63-78 400 Series Setter..........................
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