Domtar 8-1/2 in. W X 14-7/8 in. L Computer Forms 3500 sheet tier-discount-4 Water service vacuum relief valves

Water service vacuum relief valves are used in water heater/tank applications to automatically allow air to enter into the piping system to prevent vacuum conditions that could siphon the water from the system and damage water heater/tank equipment

This is the perfect size for Santa to stuff

same as your local utility

this system uses a clutch to quickly slide into position

50 percent stronger than hot rolled

Domtar 8-1/2 in. W X 14-7/8 in. L Computer Forms 3500 sheet tier-discount-4 Water service vacuum relief valves15# , 14 7 8" x 8 1 2" white bond, 1 8" green bar paper UPC: 032476121118 Manufacturer Part No: 148809 Width: 8 1 2 in. Product Type: Computer Forms Length: 14 7 8 in. Acid Free: Yes Color: White Brand Name: Domtar Number in Package: 3500 sheet California residents see Prop 65 WARNINGS