Watts LF757NDCDA-OSY-GPM 8 - Part of the LF757DCDA Series ground-shipping It consists of a lead

It consists of a lead free brass body with an adjusting tee handle

Specification Sheet

UPC - 098268616064

Installation Guide - Top Set Deck Plate

Fits 1/2 and 3/4 inch double check valve assembly

Watts LF757NDCDA-OSY-GPM 8 - Part of the LF757DCDA Series ground-shipping It consists of a leadThis 8 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