Hot Water Heating
Air Vents

Hoffman Specialty Hot Water Heating

Literature, diagrams and more information for Hot Water Heating
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  1. Hoffman Specialty 401485 No. 78 water vent.
    List Price $370.00 $256.15  / each
    SKU: HK1075
    10 in stock
    Hoffman 78 water main vent valve, cast brass body, 3/4"NPT male straight shank, 150lb maximum, for high pressure hot or cold water mains. Learn More
    • Manufacturer : Hoffman Specialty
    • Part Number : 401485
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    List Price $370.00 $256.15  / each
  2. Hoffman Specialty 401488 model 79 air vent.
    List Price $240.00 $166.15  / each
    SKU: HK1080
    19 in stock
    Hoffman 79 water main vent valve with built-in check valve, 3/4" NPT male x 1/2" NPT female straight shank, 75lb maximum, for high pressure hot or cold water mains. Learn More
    • Manufacturer : Hoffman Specialty
    • Part Number : 401488
    List Price $240.00 $166.15  / each
  3. Hoffman Specialty 401472 model 508 hygroscopic vent.
    List Price $27.50 $19.05  / each
    SKU: HK1085
    15 in stock
    Hoffman 508 radiator water vent valve, 1/8"NPT male straight shank, 50lb maximum, for automatic or manual venting of radiators, disc type vent with built in check valve. This is the update to the Hoffman No. 500 air vent and the replacement for the B&G 17-JR and 17-SR. Learn More
    • Manufacturer : Hoffman Specialty
    • Part Number : 401475
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    List Price $27.50 $19.05  / each
  4. Hoffman 401479 Air Vent No. 790
    $0.00  / each
    SKU: HK1090
    Hoffman 790 water vent valve, 1/8"NPT male straight shank, 30lb maximum, for removal of air from convectors, baseboard and wall radiation. Learn More
    • Manufacturer : Hoffman Specialty
    • Part Number : 401479
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    This item is obsolete.
  5. Hoffman 401482 - Air Vent for Hot Water Heating, No. 791
    List Price $245.00 $169.62  / each
    SKU: HK1095
    2 in stock
    Hoffman 791 water vent valve, 1/4"NPT male straight shank, 50lb maximum, for removal of air from convectors and small mains. Learn More
    • Manufacturer : Hoffman Specialty
    • Part Number : 401482
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    List Price $245.00 $169.62  / each
  6. Hoffman 401494 - Air Vent for Water, No. 792
    List Price $725.00 $501.92  / each
    SKU: HK1096
    5 in stock
    Hoffman 792 high pressure water vent valve, cast iron body with stainless steel interior, 3/4"NPT male straight shank, 250lb maximum, for removal of air from hot or cold water mains, hydronic heating systems, storage amd processing tanks. Learn More
    • Manufacturer : Hoffman Specialty
    • Part Number : 401494
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    List Price $725.00 $501.92  / each
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