fresh air/exhaust air valve is an easy and functional solution for gravity ventilation. Complete valve with wall penetration and insect protection. White grille on the outside and white valve on the inside.
The pipe supplied is easy to cut to the appropriate length depending on the wall thickness. Minimum wall thickness approx. 70 mm.
Note! valves are best installed on the outside wall - approx. 100 mm from the ceiling. If the room is large, two valves should be installed. The valves should always be placed opposite each other to achieve effective ventilation.
Technical information:- Material: plastic
- Color white
- Diameter: 100 mm
- Length: 500 mm
- Includes valve, outer grille and pipe