The THERMOGAZ thermo-adjustable gas extract vent is designed to connect gas boilers with a power of 23 kW to the CMV network.
It provides a permanent self-regulated extraction flow, a flow controlled by boiler operation, and an additional flow controlled manually by the user.
Operating range: 80 to 140 Pa.
On a vertical wall: fitting on the extraction duct side Ø 125 (or 116).
Maintaining and sealing are ensured by a lip seal.
The vent – boiler connection is made using a special aluminum gas duct with an internal diameter of 118 or 125 mm.
On the ceiling (individual house): a THERMOGAZ VMCI assembly comprising a Thermogaz vent, a 250mm long Ø125 metal sleeve and an angle piece are needed for ceiling mounting and allows the connection of a boiler to a gas extractor in a detached house.



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