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The ventilation switch DT/AP/R, or push button, is a simple switch that can be connected directly to the ventilation input of control units. In this way, one or more ventilation groups (consisting of windows, flaps and / or shutters) can be operated manually.The DT/AP/R is suitable for single-pole S..

The pushbutton DT/AP/W is a water-resistant (IP44) manual release for ventilation purposes. It is suitable for surface mounting and is equipped with two buttons and two closers, which lock each other.The DT/AP/W pushbutton is a single-pole venting pushbutton, it is equipped with two rocker switc..