Calefactio automatic air vents remove trapped air to restore maximum pressure in a system. Made of brass, they can withstand temperatures as high as 120° C / 248° F (for solar air vents: 230° C / 446° F). These...

The Cal-X-Tract air product line from Calefactio reduce the risk of corrosion and damage that could be caused by the oxygen and micro-bubbles in the systems of heating.

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Their function allowing a better energetic performance while reducing the costly maintenance frequency. Their sturdy design allows to maintain their efficiency for whole duration of the system’s lifetime.

They are equipped with a stainless steel bristles coalescing media to catch the finest micro-bubbles and air without affecting the flow. The coalescence process produced by the media allows air and micro-bubbles to fusion and then be evacuated through the Calvent automatic vent.