caleffi thermal relief valve Brennerschale Connection for suction and return

Connection for suction and return air hose 50 mm

for pellets and temporary wood heating operation

the control signal is interrupted again

you can choose between cast iron grey and black steel with various natural stone claddings

caleffi thermal relief valve Brennerschale Connection for suction and returnThermal drain safety device " The thermal safety device protects your boiler from overheating in the event of a power or charging pump failure. A thermal safety device according to EN12828 prevents overheating of boilers fired with solid fuels in a water based circulating heating system. Services: Opening temperature: 972 C Operating temperature: 5 C 110 C Max. operating pressure: 10 bar Max. discharge capacity: 6. 5 m h at 6 bar Material, valve body: