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ZN400H-3IH
Neoprene flex gasket and clamp collar to ensure a tight
The material is shipped in 100’ rolls and is made in the USA
ZB400E-4IG
The plastic is waterproof and can be installed either underground or above ground as uv inhibitors are added during the manufacturing process
Watts RK 775/775DCDA-CK2 3-4 - Part of the RK-775/775DCDA Series Sheet Drain ZN400H-3IHThis 3 4 IN second 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 second 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.
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