Skip to content
FREE SHIPPING ON ALL ORDERS
FREE SHIPPING ON ALL ORDERS

Watts DERINGER 20GX 4 - Part of the Deringer 20X/20GX Series

$0.00


FREE SHIPPING
SKU DERINGER

This 6 inch Ames Deringer 20GX Low Head Loss double check valve backflow preventer assembly is designed to prevent non-health hazard pollutants from entering the potable water supply system caused by backflow due to backpressure and/or backsiphonage conditions. Deringer 20GX features extra large body and checks for lower head loss, inline serviceable OS&Y gate valves, a stainless steel body, and Dual-Action checks for high performance at low-and high-flow rates. It may be installed under continuous pressure service to protect against both backpressure and backsiphonage. Maximum working pressure is 175psi (12 bar).

Features
  • Resiliently seated and inline OSY shutoff valves
  • Dual-action check module for low-and high-flow performance
  • Prewired supervisory switches
  • Tamper-resistant test cocks
Specifications
Backflow Preventer Type Double Check Valve Assembly
Body Finish Stainless Steel
Body Material 304 Stainless Steel
Body Pattern Inline
Brand Ames Fire & Waterworks
Buy American Act Compliant NO
Bypass No
Bypass Size Does Not Apply To Product
Cap And Tether No
Disc Material Silicone
EAN 737733034919
Elbow Fitting No
Hazard Protection Level Non Health Hazard
Hot And Harsh Water No
Hydrant Connection No
Inlet Connection Size 4 IN
Inlet Connection Size-Metric 101.6 MM
Inlet Connection Type Flanged Joint
Inlet Shutoff Valve Type Outside Stem And Yoke Gate Valve
Inlet Thread Type Does Not Apply To Product
Lead Free YES
Maximum Temperature-Fahrenheit 140
Maximum Working Pressure-BAR 12.10
Maximum Working Pressure-PSI 175
Meter Type Does Not Apply To Product
Minimum Temperature - Celsius 1.00
Minimum Temperature-Fahrenheit 33
Outlet Connection Size 4 IN
Outlet Connection Type Flanged Joint
Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve
Outlet Thread Type Does Not Apply To Product
Part Number D-4020GX
Polymer Coating No
Pressure Operation Continuous
Protection Type Backpressure and Backsiphonage
Seat Material Noryl Polymer
Series Deringer 20X/20GX
Strainer No
Technologies Does Not Apply To Product
Tradename Deringer
UPC - 737733034919

Shipping

  • All items ship for free (standard ground, see map)
  • Call: (800) 604-5537 for pricing and shipping questions. Shipping estimates shown on the map pertain to this specific product only.
  • Orders typically ship in 1-3 business days. Transit times displayed in the map are listed in business days, and are approximate. The day that the order is shipped is not counted as a transit day.
NDS-Transit-Map_6d8f0af4-e4db-4159-a7a4-4ca8b8ba8710.gif__PID:713ed80e-353f-4d48-9ae6-2b8b0e0a3d58