Watts RK 919-CK1 1 1/4-1 1/2 - Part of the RK-919 Series Z100F-3NH 16-inch diameter area drain engineered

16-inch diameter area drain engineered for demanding surface drainage applications

Suitable for large-area primary roof drainage applications

Designed for primary roof drainage with a heavy-duty cast iron body

Modular system facilitating installation and alignment across long runs

Watts RK 919-CK1 1 1/4-1 1/2 - Part of the RK-919 Series Z100F-3NH 16-inch diameter area drain engineeredThis first check repair kit provides all the parts necessary to repair or replace the first check on a 1 1 4 and 1 1 2 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 919 Compatible