4x5x1-1/2"C/I DRUM TRAP TAPPED OPPOSITE SIDES W/O COVR TRACER-CON*STAB YELLOW WIRE This nipple is designed to

This nipple is designed to connect to red bras fittings

This 1 inch 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 in accordance with national plumbing codes and water authority requirements

allowing large objects to be easily cleaned with the help of the flexible hose

for automatic or manual operation

Inside Dimensions 8-1/4" x 5-3/8" x 3-1/2"

4x5x1-1/2"C/I DRUM TRAP TAPPED OPPOSITE SIDES W/O COVR TRACER-CON*STAB YELLOW WIRE This nipple is designed toTapped on opposite sides. Without Cover.