975XL2 backflow preventer series from Wilkins offers all the backflow and backpressure prevention features demanded by the professionals. 975XL2 RPZ features two independently operated, spring loaded check valves with a pressure differential relief valve located in between. The entire RPZ is serviceable in line and is suitable for indoor or outdoor installation.
Wilkins 975XL series includes the standard 975XL2 models, 975XL2U backflow preventers with union ball valves, 975XL2TCU series with test cocks up and 975XL2V series with 90-degree union elbows.
About Wilkins 975XL2 seriesWilkins 975XL series are used in high hazard application to protects potable water supply from cross-contamination caused by backpressure and backsiphonage. These RPZ’s are considered among the best available on the market and were designed around the demands of backflow prevention professionals for demanding applications. 975XL series is comprised of many models with various connection options for easier installation and service.
SpecificationsMax working pressure: 175 psi
Max temperature: 180°F
Hydrostatic test pressure: 350 psi
Threaded connections comply with ANSI B1.20.1
Materials: Cast bronze body (low-lead compliant), silicone and Buna Nitrile elastomers (FDA approved), Noryl polymer (NSF listed) and stainless steel fasteners and internal springs.
Cross-ReferenceWatts: 009QT, 009LF, 909M1QT, 909QT, 919, 995
Febco: 825Y, 860
Ames: 400B, 4000B