Product Brochure

FEATURES 975XL
 Sizes 3/4”, 1”, 1 1/4”, 1 1/2”, 2”
 Reduced pressure principle backflow
preventer consisting of a pressure
differential relief valve located between two
independently operated spring-loaded center
guided check valves, “Y” pattern body
 Complete with two full port resilient seated
ball valves for shut-off and four resilient
seated ball valve test cocks
 Nickel-plated ball valve handles offer
superior corrosion resistance
 Bronze body construction
 Noryl
®
replaceable seats and silicone
rubber check discs
 Entire unit serviceable in line
 Temperature range 33°F-180°F
 Maximum pressure 175 psi
 Available with BSP (optional)
 Available with stainless steel ball valve
handles (optional)
 Pre-plumbed backflow station. Assembly
can be of the reduced pressure principle or
of the double check type
 3/4" & 1" includes a Model 975XLV or
950XLV backflow preventer and either a
“Y” strainer, in-line check valve or pressure
reducing valve in any combination
 1 1/4" - 2" includes a Model 975XLSE or
950XLSE backflow preventer with union
ball valves and either a “Y” strainer, in-line
check valve or pressure reducing valve in
any combination
 Nickel-plated ball valve handles offer
superior corrosion resistance
 Available with stainless steel handles
(optional)
 Available with integral 45° flare SAE test
fittings and dust covers (optional)
 Backflow preventer is approved by ASSE
®
Listed 1013 (975XLV and 975XLSE),
ASSE
®
Listed 1015 (950XLV), IAPMO
®
listed
 Approved by the Foundation for Cross-
Connection Control and Hydraulic
Research at the University of Southern
California (Model 975XLV and 975XLSE)
 Model BR4 regulator is ASSE
®
Listed 1003,
IAPMO
®
Listed, CSA
®
Certified, City of Los
Angeles Approved
FEATURES PRE-SET
(Suffixes can be combined)
 - with full port QT ball valves (standard)
 L - less ball valves
 U - with union ball valves
 MS - with integral relief valve monitor switch
 P - for reclaimed water systems
 S - with bronze “Y” type strainer
 BMS - with battery operated monitor switch
 FDC - with fire hydrant connection; 2” only
 TCU - with test cocks up
 V - with union swivel elbows
 SE - with street elbows
 RV - with test cocks supplied on the opposite side
 FT - withintegralmale45°areSAEtesttting
OPTIONS 975xl
Finally, a complete, pre-assembled backow assembly
that includes all of the components you need to manage
your system, including backow, pressure regulation
and strainers. Save material costs and installation time
by installing the Pre-Set.
975XL Reduced Pressure Principal Assembly