caleffi thermal relief valve Brennerschale This makes installation and maintenance

This makes installation and maintenance even easier

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

Side cladding: steel

the control signal is interrupted again

Thanks to its universal wiring and the two included sensors

caleffi thermal relief valve Brennerschale This makes installation and maintenanceThermal 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: