Watts RK 919-CK1 1 - Part of the RK-919 Series ZA100F-2NH Use as a seal to

Use as a seal to close off the end of the channel drain

and other expansive paved areas

Truncated Domes have become increasingly popular

This system handles high surface water flow and protects indoor environments with integrated trapping to block sewer gases and simplify maintenance — ideal for basements

Watts RK 919-CK1 1 - Part of the RK-919 Series ZA100F-2NH Use as a seal toThis first check repair kit provides all the parts necessary to repair or replace the first check on a 1 inch reduced pressure zone assembly backflow preventer, model LF919. This kit consists of the check assembly, 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 LF919, 919 Compatible Size