Hoffman Air Valves

Hoffman Air Valves are designed for use in steam heating systems. The most popular models of the hoffman air valves are the Hoffman 1A Air Valve and the Hoffman 40 Air Valve.

Manuals - Hoffman Air Valves


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  • 1A, 1/8" Adjustable Angle Steam Radiator Air Valve View Specs

    $25.95 / each

    $149.70 / box
    6 x $24.95

    In Stock! (543 Available) Ships in 24-48 Hrs
  • 1B, 1/4" Adjustable Straight Convector Air Valve View Specs
    • SKU: 401425
    • Brand: Hoffman

    $42.95 / each

    $247.50 / box
    6 x $41.25

    Non-Stock Item Allow 2-3 Weeks to Ship Out
  • 3, 1/8" x 1/4" Angle Steam Air Line Valve View Specs
    • SKU: 401419
    • Brand: Hoffman

    $69.95 / each

    In Stock! (46 Available) Ships in 24-48 Hrs
  • 4, 1/2" x 3/4" Straight Steam Quick Valve View Specs
    • SKU: 401416
    • Brand: Hoffman

    $49.55 / each

    In Stock! (88 Available) Ships in 24-48 Hrs
  • 40, 1/8" Angle Steam Radiator Air Valve View Specs
    • SKU: 401440
    • Brand: Hoffman

    $13.45 / each

    $155.40 / box
    12 x $12.95

    In Stock! (4009 Available) Ships in 24-48 Hrs
  • 41, 1/8" Straight Steam Convector Air Valve View Specs
    • SKU: 401455
    • Brand: Hoffman

    $20.95 / each

    $241.80 / box
    12 x $20.15

    In Stock! (9182 Available) Ships in 24-48 Hrs
  • 43, 1/4" Straight Steam Convector Air Valve View Specs
    • SKU: 401458
    • Brand: Hoffman

    $20.95 / each

    $241.80 / box
    12 x $20.15

    In Stock! (7116 Available) Ships in 24-48 Hrs
  • 45, 3/4" x 1/2" Straight Steam Convector Air Valve View Specs

    $23.95 / each

    $275.40 / box
    12 x $22.95

    In Stock! (1056 Available) Ships in 24-48 Hrs
  • 4A, 1/2" x 3/4" Straight Steam Main Air Valve View Specs
    • SKU: 401413
    • Brand: Hoffman

    $32.95 / each

    $190.50 / box
    6 x $31.75

    In Stock! (16 Available) Ships in 24-48 Hrs
  • 508, 1/8" Straight Steam Convector Air Valve View Specs

    $8.99 / each

    $43.25 / box
    5 x $8.65

    In Stock! (2432 Available) Ships in 24-48 Hrs
  • 550, 1/4" Straight Air Chamber View Specs
    • SKU: 401476
    • Brand: Hoffman

    $47.95 / each

    In Stock! (26 Available) Ships in 24-48 Hrs
  • 70A, 1/8" Angle Steam Radiator Air Valve View Specs
    • SKU: 401443
    • Brand: Hoffman

    $59.95 / each

    In Stock! (40 Available) Ships in 24-48 Hrs
  • 62, 3/4" Straight Vacuum Breaker View Specs
    • SKU: 401446
    • Brand: Hoffman

    $61.95 / each

    $297.75 / box
    5 x $59.55

    In Stock! (157 Available) Ships in 24-48 Hrs
  • 71A, 1/8" Straight Steam Convector Air Valve View Specs

    $54.95 / each

    In Stock! (23 Available) Ships in 24-48 Hrs
  • 71B, 1/4" Straight Steam Convector Air Valve View Specs

    $45.95 / each

    In Stock! (70 Available) Ships in 24-48 Hrs
  • 71C, 1/2" x 3/4" Straight Steam Convector Air Valve View Specs

    $51.95 / each

    In Stock! (126 Available) Ships in 24-48 Hrs
  • 74, 1/2" x 3/4" Straight Steam Unit Heater Air Valve View Specs

    $77.95 / each

    $299.80 / box
    4 x $74.95

    In Stock! (160 Available) Ships in 24-48 Hrs
  • 75, 1/2" x 3/4" Straight Steam Main Air Valve View Specs

    $70.95 / each

    $340.75 / box
    5 x $68.15

    In Stock! (592 Available) Ships in 24-48 Hrs
  • 75H, 1/2" x 3/4" Straight Steam Main Air Valve View Specs

    $76.95 / each

    In Stock! (57 Available) Ships in 24-48 Hrs
  • 76, 1/2" x 3/4" Straight Main Steam Vacuum Valve View Specs

    $109.95 / each

    In Stock! (54 Available) Ships in 24-48 Hrs