Fusible handwheel fire valve to BS799 automatically cut off the fuel at excessive temperatures. Alloy within the tap melts at high temperature which cuts off the fuel supply. The alloy which holds the insert in the handwheel complies with BS 799 and melts at 70°C (+4°, -0°).
The valve will function as an on-off valve for the oil provided it is treated carefully. With 3/8″ BSP female threads, and also nuts and olives to give 10mm compression inlet and outlet.