We supply many versions of Hoffman steam vent and Bell & Gossett automatic air valve parts. Allowing a valve of this type to seep or bleed off can have a great impact on the life of the hot water system. Makeup water to replace the water that is lost contains many impurities that can build up in the system leading to inefficiency in operation of system as well as tube or section failure in boiler applications.
Hoffman Air Vent
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Hoffman number 508 automatic air vent P/N 401475 1/8" M NPT 50 PSI OEM Hoffman parts Shipping rate for continental USA
Hoffman number 77 automatic air vent P/N 401497 1/8" M NPT 50 PSI OEM Hoffman parts Shipping rate for continental USA
Hoffman number 78 cast brass automatic air vent P/N 401485 3/4" M NPT 150 PSI OEM Hoffman parts Shipping rate for...
Hoffman number 79 automatic air vent P/N 401488 1/2" F NPT x 3/4" M NPT 75 PSI OEM Hoffman parts Shipping...