type-304 stainless steel with a 22-gauge door

Range: 33 Degrees to 180 Degrees F

Door Adapter

Connection: 1/2" NPSM

Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 55B-50 Mount Type-Wall Mount type-304 stainless steel with aEasily adjusted in the field by removing the hex cap, this AQUATROL adjustable relief valve is ideal for pressure relief, liquid relief, bypass, and over protection. Easy to clean and maintain by simply removing the bonnet. Model has a bronze disc thats lapped into position to minimize leakage. For liquid relief lines, tanks, sprinkler systems, and overprotection.