Watts RK 775/775DCDA-CK1 3-4 - Part of the RK-775/775DCDA Series

Watts RK 775/775DCDA-CK1 3-4 - Part of the RK-775/775DCDA SeriesThis 3 4 IN first check detector valve replacement kit for series 775 and 775DCDA prevents the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. This kit consists of a first check module, check module O ring and a red silicone disc elastomer. It is designed for non health hazard applications. It is used primarily on fire sprinkler lines when it is necessary to monitor unauthorized use of water.

4 Body Material Lead Free Copper Silicon Alloy Brand Watts Buy American Act Compliant YES Corrosion Resistant Coating No Disc Material EPDM EAN 098268329414 Gauge Option No Gauge High Pressure Reduced Pressure Range Does Not Apply To Product High Pressure Reduced Pressure Setting Does Not Apply To Product Inlet Connection Size 1/2 IN Inlet Connection Type Union Female Threaded Inlet Thread Type NPT Lead Free YES Maximum Operating Temperature-Fahrenheit 180 Maximum Working Pressure-BAR 20

With a 6″ wide modular channel

this 10 mil thick material ensures enhanced durability and tear resistance

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 3/4 IN Outlet Connection Type Union Pex Expansion Outlet Thread Type Does Not Apply To Product Part Number 88009133 Series LFN55B-M1 Standard Reduced Pressure Setting-BAR 3

Check Module O-ring

Shallow Profile Channel

40 pipe and hub which connects to 1-1/4 in

The Zurn Z191 Downspout Boot is designed to smoothly transition water from a rectangular roof gutter into round drainage piping

air and non-condensable gases from heating systems while still sensitive enough to close tightly in the presence of steam

ZS400SS-4IG

laundry tubs

Barrel depth—6"