Pressure & Vacuum Relief Valves :

 Designed to Optimise gas flow
 Computerised Valve sizing service available
 Various configurations to suit client needs
 Available from 2” to 12” flanged

Emergency Relief Vents –
 Allow flow due to excessive venting requirement
 Various designs & materials to suit client needs
 Available in sizes from 10” to 36”
 Low cost maintenance

Gauge Hatches – available in either lockable or free vent
 Sizes 2” to 12” in aluminium, carbon and stainless steel
 Non sparking feature provided by use of PTFE or Nitrile insert
 Anti-slip foot pedal
 Specialised combination hatches with relief or vent capabilities.