Regel-air Fensterfalzlüfter FFL Typ 21 RF Set DC 1675 Secure and encrypted radio transmission

Secure and encrypted radio transmission

The gun is equipped with a pressure regulator

Portos box profile connector NPS-080

User-independent and tamper-free

External roller shutter systems: SK

Regel-air Fensterfalzlüfter FFL Typ 21 RF Set DC 1675 Secure and encrypted radio transmissionRegel 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,