Also available with union solder or union threaded connections

M200N stainless steel double check valve assembly backflow preventers are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic

Model 1XL has an extension thermostat

Nom Push Connect x 3/8 in

1 X 4 1/2 GALV NIPPLE (25) B-VENT ELBOWS Also available with union solderGalvanized nipples and pipe offer a trusted and easy method of transporting plumbing mediums. General uses for this product are for transporting potable water, compressed air, drainage or to create your own DIY projects. This class of pipe is designed for use with other galvanized fittings.