Watts LF709-DNRS-IOT 2 1/2 - Part of the LF709 Series Window Well Cover It is 8 mil thick

It is  8 mil thick and offers uniform tear resistance in both machine and transverse directions

Standard no-hub outlet (with optional push-on

) grates are required to cover one BG-FILCOTEN 100 4 in

1 FNPT connection

Union solder end connections

Watts LF709-DNRS-IOT 2 1/2 - Part of the LF709 Series Window Well Cover It is 8 mil thickThis 2 1 2 inch lead free double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. Its compact modular design facilitates easy maintenance with a single access cover for in line repairs. Ideal for protection in continuous pressure piping applications and cross connections identified as non health hazards. This assembly