Watts LF757DCDA-DOSY-CFM 4 - Part of the LF757DCDA Series SITEDRAIN sewer and drain fittings

sewer and drain fittings

This model is ideal for concrete floor installations where dependable access for inspection and maintenance is essential

ZC104-20-6NH

dual weepholes for perimeter seepage control

Watts LF757DCDA-DOSY-CFM 4 - Part of the LF757DCDA Series SITEDRAIN sewer and drain fittingsThis 4 IN lead free double check detector backflow preventer assembly prevents the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. It is designed for non health hazard applications and may be installed under continuous pressure service to protect against both backpressure and backsiphonage. It is used primarily on fire sprinkler lines when it is necessary to monitor unauthorized use of water