Air-Box UK

The Comfort series ventilation valve is used for air exchange in accordance with the requirements specified in Building Regulations Part F PAS2030: 2019 and PAS2035. The product has been tested to numerous European standards and guidelines including DIN EN 1946-6, DIN EN 18017-3, EnEV 2009 and 2014. It has been tested by BRE in the UK according to the requirements of BS EN 13141-1.

A special feature of the Air-Box Comfort valve is the ability to quickly install without milling or drilling a window profile. When fitted according to the information provided on installing, the product achieves the necessary airflow without damage to the window.

Fresh air from the outside, passing through the gap in the visor, enters the channel between the frame and sash at the place of removal of a fragment of a typical seal. Moving the flap knob ensures smooth air flow control.
The unit is provided with a complete fitting kit and instructions.