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Watts 0122744 Reduced Pressure Detector Backflow Assembly 4" (LF957RPDA-DOSY-LM)

Watts 0122744 Reduced Pressure Detector Backflow Assembly 4" (LF957RPDA-DOSY-LM)
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Watts 0122744 Reduced Pressure Detector Backflow Assembly 4" (LF957RPDA-DOSY-LM)

Watts 0122744 Reduced Pressure Detector Backflow Assembly 4" (LF957RPDA-DOSY-LM)

SKU: 0122744
Rating:
Quantity Price Stock
Usually Ships 1-2 Weeks
Usually Ships 1-2 Weeks
$7,947.92     /ea
Usually Ships 1-2 Weeks

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0122744
Watts Series LFD957RPDA Reduced Pressure Zone Assembly 
 
 
Series LF957RPDA Reduced Pressure Detector Assemblies provide protection to the potable water system from contamination in accordance with national plumbing codes. The LF957RPDA are normally used in health hazard applications to protect against backsiphonage and backpressure. The Watts LF957RPDA are used to monitor unauthorized use of water from the fire protection system. They feature Lead Free* construction to comply with Lead Free* installation requirements.


This 0122744 lead free reduced pressure detector assembly is a 4 inch in connection size. It has UL/FM outside stem and yoke, resilient seated gate valves.

Features:

  • Lead Free construction
  • Extremely compact design
  • 70% lighter than traditional designs
  • 304 (Schedule 40) stainless steel housing & sleeve
  • Groove fittings allow integral pipeline adjustment
  • Patented torsion spring check provides lowest pressure loss
  • Unmatched ease of serviceability
  • Replaceable check disc rubber
  • Available with grooved butterfly valve shutoffs
  • Bottom mounted cast stainless steel relief valve
  • Metered bypass to detect leakage or theft of water from the fire sprinkler system
Temperature Range 33°F – 140°F (0.5°C – 60°C)
Housing & Sleeve Material 304 Schedule 40 Stainless Steel
Elastomers EPDM, Silicone and Buna-N
Tri-link Checks Noryl, Stainless Steel
Test Cocks Bronze Body Nickel Plated
Check Discs Reversible Silicone or EPDM
Pins & Fasteners 300 Series Stainless Steel
Springs Stainless Steel
Maximum Working Pressure 175psi (12.1 bar)
Size 4 inch

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