analog thermometer Heizpatrone Its ergonomic design allows for

Its ergonomic design allows for comfortable operation

Vaillant heat pump + water tank

Innovative features for maximum control

Thanks to the convenient automatic venting function at the touch of a button

or the dealer have to replace the firebricks

analog thermometer Heizpatrone Its ergonomic design allows foranalog thermometer Defro the square dial thermometer is used to measure the boiler temperature The installation takes place directly into the boiler. Spare part for Defro DS. Dial thermometers for measuring the temperature of liquids, gases, and solids. The temperature is measured by a measuring head at the end of a capillary tube. The measuring principle is based on the expansion of the liquid in a capillary tube, which changes volume under the