fire safety gas shut off valves

High-performance gas shutoff valves designed by Highfield are used to stop the flow of gas to any building that has gas-powered appliances or uses natural gas as a heat source. In the event of a fire, the Highfield fusible link fire safety valve will permanently shut off the flow of gas at the service entrance or gas meter.

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Gas Safety Valves

1/2" N.P.T. x 10 LT. Connection - Long
94030010
1/2" N.P.T. x 1A Connection
94030210
3/4" N.P.T. x 1 A Connection
94030230
1/2" N.P.T. x 1A Connection Insulated
94030310
3/4" N.P.T. x 1A Connection Insulated
94030330
1/2 NPT X 5 LT Nut
94050500
2/4 NPT X10 LT Nut W/Swivel
94100015
3/4 NPT X 10 LT Nut
94101000
3/4 NPT X Sprague 1A Nut
94101200
1 1/4 NPT X 30 LT Nut
94303000
1 1/4 NPT X 30LT-W/Plug
94303001
1 1/4 NPT X Male 1 1/4 NPT
94303400
1 1/2 NPT X 45 LT Nut
94454500
1 1/2 NPT X Male 1 1/2 NPT
94606400
2 NPT X Male 2 NPT
94808400

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Advantages of Highfield’s Emergency Gas Shut Off Valves

The spring-loaded internal plunger mechanism on our fusible gas meter shut off valves automatically activates when the ambient air temperature reaches 136 degrees Fahrenheit. This causes the plunger to immediately close against the valve seat, preventing gas from feeding a fire and drastically reducing the amount of potential fire damage to your property.

Additional benefits include:

  • Maintenance free
  • 15 different shut off valve variations to choose from
  • Standard NPT (National Pipe Thread) tapered threads create a tight seal
  • Leak tested to 8.5 PSI for normal operation
  • Thermal-activated gas shut off valve operates mechanically - no power supply required
  • Can be installed at natural gas service entrance or gas meter
  • All gas shut off valves undergo robust testing ensure a quality product

Valve body and nut are manufactured from malleable cast iron, the shut-off seat, tailpiece, fuse cap and fuse spring are made from low-carbon steel, and the fuse stem is made from brass. Highfield can also assemble customized kits comprised of our gas valves and swivels, guaranteed to fit each other precisely, ensuring a level installation of your gas meter. Contact our team with questions or request a quote today:

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