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Duo exhaust and supply air system for flat duct system 100/125
The ventilation opening integrated into the side of the window frame ensures discreet but effective ventilation - invisible from the outside
The test pipe is used to check the tightness of the ball in the cellar drain with triple backwater valve
The gutter is passed through the spigot undivided
Available sizes:
Marley Air 4.0 Sonderartikel / sale Lüftungstechnik Duo exhaust and supply airThe Marley Air 4. 0 a decentralized ventilation unit made in Germany with heat recovery of up to 80%. It impresses with particularly low operating noise and high performance with low consumption (energy efficiency class A). Tool free maintenance makes the Air 4. 0 the perfect solution for do it yourself installation. Fresh and healthy indoor air at all times and protection against mold growth: Decentralized systems for controlled domestic ventilation
US$ 24.90
US$ 46.90
US$ 37.90
US$ 46.90
US$ 34.90
US$ 68.90
