Quick Pressure Relief Valve f/All Sigmar & B3 Heaters

Quick Pressure Relief Valve for All Sigmar & B3 Heaters

• Pressure Relief Valve – 1/2″ fitting, brass chrome plated, pressured up to 6 bars
  
• Bristish standard thread fitting
  
• Overall length 1-3/4″
  
• Relief/non return that allows discharging of the water heater in case of disuse