Watts LF757NDCDA-BFG-CFM 6 - Part of the LF757DCDA Series Z100F-6NH Features EPDM seal for superior

Features EPDM seal for superior performance over mechanical bellows

Featuring an epoxy-coated cast iron body

Suitable for medium-area primary roof drainage applications

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 3/4 IN Outlet Connection Type Female Threaded Outlet Shutoff Valve Type Ball Valve Outlet Thread Type NPT Part Number 88007281 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series LF909 Small Strainer No Specification Sheet - Flood Sensor Connection Kit - Watts

6 BAR at 178 degree C Retainer Cover Material Cast Iron Retainer Cover Type Tapped with Closure Plug Screen Material Stainless Steel Screen Size ONE_SIXTEENTH Series 77F-DI-FDA-125 Strainer Type Wye WOG Rating 200 PSI Specification Sheet - 77F-DI-125

Watts LF757NDCDA-BFG-CFM 6 - Part of the LF757DCDA Series Z100F-6NH Features EPDM seal for superiorThis 6 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