Watts LF07S 1 - Part of the LF07S Series Strata Systems Keep the drain system free

Keep the drain system free of leaves and debris with a trench drain grate in place

Bottom outlet connection for direct tie-in to drainage systems

seepage slots allow edge flow for more uniform drainage especially when paving is close-fitting

ZB415S-DP-2NL

thus delivering superior performance and aesthetics

Watts LF07S 1 - Part of the LF07S Series Strata Systems Keep the drain system freeThis 1 IN lead free dual check valve backflow preventer helps prevent the reverse flow of polluted water from residential fire sprinkler systems from entering into the potable water supply. It consists of a bronze body construction with dual check valve backflow preventers, silicone seat discs, and identification tag. The valve offers low pressure drop, easy maintenance and service, and is designed for non health hazard residential sprinkler systems