Watts LF709-NRS-S-IOT 8 - Part of the LF709 Series ZC100F-2NH This second check replacement kit

This second check replacement kit provides all the parts necessary to repair the second check on a 4 inch lead free reduced pressure detector assembly

Perforated stainless steel ballast guard to protect against debris

and 2 grate screws

and stainless steel disc

Specifications Compatible Series or Model LF709

Watts LF709-NRS-S-IOT 8 - Part of the LF709 Series ZC100F-2NH This second check replacement kitThis 8 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. Ideal for protection in continuous pressure piping applications and cross connections identified as non health hazards. This assembly consists of a fused epoxy coated cast iron body, NRS resilient