Hoffman #43, 1/4″ Convector Steam Air Valve

Related products

• Remove from Wishlist
  Out of stock

  

  SKU:5022

  Boiller Pilot Burner

  $31.10

  Used to provide main burner ignition for standing pilot natural and LP gas systems. Used with a thermocouple to
  provide automatic pilot safety control. Used with a thermopile in a self-powered system.

  Read more
• Remove from Wishlist
  Out of stock

  

  SKU:3995

  Standard Non-Programmable Thermostat (Model T834N1002)

  $41.25

  Integrated thermometer and temperature setting scale Precise Snap-action switch Mount directly on wall or outlet box Includes dealer logo pocket 0/5 (0 Reviews)

  Read more
• Remove from Wishlist
  Out of stock

  

  SKU:5024

  Pressuretrol Controller, Manual Reset, 2 psi to 15 psi

  $124.60

  Can be used with steam, air, noncombustible gases, and fluids noncorrosive to the sensing element. The L4079B PressureTrol® Limit Controls are high
  pressure limit switches that break electrical circuits when pressure rises to a preset value.

  Read more
• Remove from Wishlist
  Out of stock

  

  SKU:5463

  5 Zone Valve Relay Control (AZ-5)

  $162.56

  Transformer Voltage: 120V, 60 HZ, 75VA  End Switch Contact Rating: 5A-1/8 HP @120VA LED diagnostic lights for easy troubleshooting Clearly marked terminal for easy and accurate installation 0/5 (0 Reviews)

  Add to cart
• Remove from Wishlist
  Out of stock

  

  SKU:3274

  Hoffman #41, 1/8″ Convector Steam Air Valve

  $76.12

    Single non-adjustable port For small steam systems Telescopic siphon tube with angle cut assures drainage Maximum operating pressure 6 psig (0.4 bar)* Maximum pressure 10 psig (0.7 bar) 0/5 (0 Reviews)

  Add to cart
• Remove from Wishlist
  Out of stock

  

  SKU:4983

  Gas Water Heater Control (Nat Gas)

  $91.28

  For Replacement of Standard Gas Water Heater Controls With Built-In E.C.O. (Energy Cut Off)

  Read more
• Remove from Wishlist
  Out of stock

  

  SKU:3309

  Hoffman #40, 1/8″ Radiator Steam Air Valve

  $39.64

    Float-type vent For ordinary one-pipe system that doesn’t require proportional venting Single non-adjustable port 1⁄8″ NPT angle connection Maximum operating pressure 6 psig (0.4 bar) Maximum pressure 10 psig (0.7 bar) 0/5 (0 Reviews)

  Add to cart
• Remove from Wishlist
  Out of stock

  

  SKU:5335

  4 Zone Expandable Switching Relay w/ Priority (ZSR104)

  $259.91

  The ZSR series is a zone pump and boiler operating control for multiple zone hydronic heating systems. The ZSR series interfaces with low voltage thermostats, or any other low voltage controllers having a switching action.

  Add to cart
• Remove from Wishlist
  Out of stock

  

  SKU:6218

  3 Zone Valve Relay Control (AZ-3)

  $158.42

  Transformer Voltage: 120V, 60 HZ, 40VA  End Switch Contact Rating: 5A-1/8 HP @120VA LED diagnostic lights for easy troubleshooting Clearly marked terminal for easy and accurate installation 0/5 (0 Reviews)

  Add to cart
• Remove from Wishlist
  Out of stock

  

  SKU:4949

  1/2″, 24 Vac Standing Pilot Gas Valve

  $93.67

  Used in gasfired, standing pilot appliances. They include safety shutoff, a manual valve, two automatic operators, a pressure regulator, a pilot adjustment.

  Read more