Regel-air Fensterfalzlüfter FFL Typ 21 RF Set Anschraubplatte 1 channel for individual or

1 channel for individual or group operation

Selve Universal Montage- und Einstellkabel für SE RC SMI Antriebe

13304481006

For recess: 31 mm

Regel-air Fensterfalzlüfter FFL Typ 21 RF Set Anschraubplatte 1 channel for individual orRegel air window rebate ventilator FFL type 21 RF set The Regel air FFL ventilation system is a self regulating, plastic window rebate ventilator designed for installation in pairs. It features automatic airflow limitation. The Regel air FFL window rebate ventilator is concealed within the upper, un rigged area of the window. When the window is closed, the ventilation system is invisible from both the inside and outside. As wind pressure increases,