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Picture of 774-DCDA-OSY-RW-CFM 8" DBL CHECK VALVE

774-DCDA-OSY-RW-CFM 8" DBL CHECK VALVE

Watts 0438028 300 Series 8 in. Flanged Stainless Steel Double Check Detector Assembly
Manufacturer: Watts
$0.00
This 8 in. double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. It features a lightweight stainless steel body, thermoplastic and stainless steel check valves, and low head loss. It has a cubic ft. meter and outside stem and yoke shutoffs. It can be installed in a horizontal or vertical flow-up position. It is designed for installation on applications identified by local authorities as non-health hazard, such as on fire protection systems. The maximum working pressure is 175 psi (12.06 bar).
Products specifications
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End Connection 1 Flanged Joint
End Connection 2 Flanged
Height 44-1/2 in.
Length 52-1/2 in.
Material Stainless Steel
Material Type 300 SS
Maximum Temperature 110
Pressure - Maximum 175 psi
Recommended Valve Application Water
Specifications - ASSE Standards ASSE 1048
Specifications - AWWA AWWA C-510
Specifications - CSA Certified CSA B64.5
Specifications - FM Approved Yes
Specifications - UL Listed Yes
Valve Size 8 in.
Valve Type Gate Valve
Width 18-1/4 in.
Product Type Backflow Preventers
Colour/Finish Category Stainless Steel
Colour/Finish Name Stainless Steel
End Connection Flanged Joint x Flanged
Fitting Size 1 8 in.
Fitting Sizes 8 in.
Minimum Temperature 33
Style Name 300 Series
Valve Seat Material Engineered Plastic
Valve Body Material Stainless Steel
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