Watts RK 719-CK4 2 - Part of the RK-LF719 Series ZA100F-8NH Modular 80″ (approx) lengths for

Modular 80″ (approx) lengths for efficient installation

It fully encloses the field grate

The 20-gauge Wire Lathing is ideal for one-coat stucco applications

A full port orifice ensures minimal pressure drop

Our Hard Plastic Sheets for Walls are composed from high-density polyethylene plastic (HDPE) and are available in a variety of roll widths and thicknesses

Watts RK 719-CK4 2 - Part of the RK-LF719 Series ZA100F-8NH Modular 80″ (approx) lengths forThis first or second check repair kit provides all the parts necessary to repair or replace first or second check on 2 inch double check valve assembly backflow preventer, model 719. This kit consists of disc holder, spring, and cover O ring. Features Factory replacement kit No special tools required for servicing All parts are made of high quality materials Serviceable in the field Specifications Compatible Series or Model 719 Compatible Size Used On