Photo of a Shear-valve

Product description

Shear valves, also known as fire and crash valves, are required to be installed at the bottom of an LPG autogas dispenser to prevent leakage and explosions in the event of a fire or if impacted by a car.

icon 3 squares in front of eachother symbolising material


Construction: Brass, stainless steel
Seals: Nitrile
Clamps: Anodised aluminium

icon a gear with lines going up down left and right symbolising specifications


Gas types: LPG (Propane, Butane)
Connections: Thread
Type: NPT, BSP
Pressure range: Up to 25 bar (362 psi)
Flow rate: 0 to 40 lpm (0 to 10.5 gpm)
Temperature range: -20˚C to +40˚C (-4˚F to +104˚F)
Sizes and ranges: 3/4" to 1" 
Standards: CE-ATEX

*Materials and specifications are subject to generalisation. Our experienced people are ready to help you find the correct fit for your application. 

icon a magnifying glass over a gear symbolising features


  • Full flow - low pressure
  • Prevents partial break interference and leak conditions due to the displaced ball design
  • Seals upstream and downstream on impact
  • Consistent 420 Nm bending moment break
  • 12:1 safety factor
  • Brackets, bolt and instructions are included
  • Optional end fittings and mounting kits available, including isolator valves 
  • Materials: Nitrile seals, stainless steel, anodised aluminium clamps, non-spark brass construction

Did you know?

Shear Valves are some of the most used safety devices in LPG autogas stations

Get in touch!

Whether you already know what you need, or you would like the opinion of an expert, we are always ready to help you out.