wpe en Speditionsversand Caleffi thermal relief valve with

Caleffi thermal relief valve with integrated refill system for solid fuel boilers

Another Good news: The replacement material is significantly cheaper than you might think

Motor protection: None

The manual also describes minimum requirements for chimney cross-section and chimney height

The Firewood Plus 15 operates as a natural draft boiler with manual feeding and an electronic draft regulator

wpe en Speditionsversand Caleffi thermal relief valve withAir to water heat pump Heat pump for heating and domestic hot water, type TERMA An air to water heat pump is able to extract heat from the ambient air even at low temperatures of up to minus 20 degrees Celsius. This is because even at this temperature the refrigerant used evaporates. One Air to water heat pump It uses ambient air as a heat source to heat an entire building. During operation, a built in fan actively draws in air and directs it to a