Install Instructions

IM-MP 724992 0117
6
Table 1.1 Approved Applications
• UPC
• Yellow rectangle: Identifies Viega MegaPressG fitting
as a certified gas or fuel oil fitting
• 125G: Identifies the CSA maximum pressure rating
of the fitting for fuel oil or gas applications
• Size of fitting
• Manufacturer name
• Manufacturer date code
1.4 Applications
Listed below are common applications approved
by Viega for Viega MegaPress fitting systems.
See Table 1.1.
1.3.4 Fitting markings
Markings on Viega MegaPress fittings include:
• Green Dot: EPDM sealing element and Smart
Connect feature
• UL
• FM
• UMC
• Size of fitting
• Manufacturer name
• Manufacturer date code
Markings on Viega MegaPressG fittings include:
• Yellow Dot: HNBR sealing element and Smart
Connect feature
• CSA: Indicates certification to ANSI/CSA LC4
Table 1.1 Approved Applications
Type of Service
System Operating Conditions MegaPress MegaPressG
Comments Pressure Temperature EPDM HNBR
Fluids/Water
Chilled Water Ethylene Glycol
Propylene Glycol
200 psi Down to -4°F
√
Hydronic Heating Ethylene Glycol
Propylene Glycol
200 psi 0°F - 250°F
√
Fire Sprinkler Compliant with UL and FM for NFPA
13, 13D and 13R
175 psi Ambient
√
Low Pressure Steam Up to 15 psi Max. 248°F √
Oil and Lubricant
Heating Fuel Oil 125 psi -40°F - 180°F √
Diesel Fuel Compliant with NFPA 30 and 30A 125 psi √
Engine Oil 150 psi Ambient √
Gear Grease 150 psi 104°F √
Hydraulic Fluid Mineral based 200 psi Ambient √
Transmission Fluid 200 psi Ambient √
Gases
Natural Gas, LP Gas and Fuel Oil 125 psi max. -40°F - 180°F √
Compressed Air
Oil Concentrate < 25mg/m3 200 psi Up to 140°F √ √
Oil Concentrate > 25mg/m3 200 psi Up to 140°F √
Vacuum Max. 29.2in Hg Up to 140°F √ √
Oxygen Non-medical Keep oil and fat free / non liquid 140 psi Up to 140°F √ √
Nitrogen 200 psi Up to 140°F √ √
Argon 200 psi Up to 140°F √ √
Carbon Dioxide 200 psi Up to 140°F √ √
1. Consult the Viega Technical Support Department for information on applications not listed and applications outside the temperature and pressure ranges listed above.
2. All systems are recommended to be clearly labeled with the uid or gas being conveyed. For further information please see the Viega technical bulletin TB-PIPELABELING