Watts LF800M4-FR-FZ 3/4 - Part of the LF800M4FR Series SKAPS This repair kit is for

This repair kit is for the replacement of the 1 1/4 to 2 inch backflow preventer valve cover

This 1/2 inch bronze combination dial set fill valve and backflow preventer is for use in commercial and residential hydronic heating systems to provide make-up water to the boiler

and long life

It can be used to easily fix a variety of 1/2 or 3/4 inch radiator traps with replaceable seats

Watts LF800M4-FR-FZ 3/4 - Part of the LF800M4FR Series SKAPS This repair kit is forThis 3 4 inch lead free pressure vacuum breaker backflow preventer prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of a lead free cast copper silicon alloy body construction, silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O ring seal, a lightweight plastic disc float, tee handle shutoff, and test cocks for