Uniflex ventilation grille central ventilation shell construction WRG ventilation system heat exchanger Can also be used as a ventilation grille for closed rooms (with protection against insects) Regulator 1.2A transformer 5-stage transformer voltage converter speed regulator power regulator Regulator 0.6A transformer 5-stage transformer voltage converter speed regulator power regulator Ventilation pipe air hose DN75 with video KWL central living room ventilation shell construction Apartment ventilation 26Watt 0-160m³ up to 95% silent living room ventilation ventilation system Ventilation device 110m³ 12V 20 Watt Controlled living room ventilation KWL WRG ventilation Ventilation pipe air hose DN75 with video KWL central living room ventilation shell construction Apartment ventilation 26Wa
