Regel-air Fensterfalzlüfter FFL Typ 21 RF Set Anschraubplatte mit eingebautem Funkempfänger

mit eingebautem Funkempfänger

which offers advantages when using cover caps

Material: Metal and wood

Adjustable fixed end positions

0479620404

Regel-air Fensterfalzlüfter FFL Typ 21 RF Set Anschraubplatte mit eingebautem FunkempfängerRegel 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,