- DN 40-50 / DN 100-115 (EAN 338309)

- gray (EAN 074542)

lines or stopcocks are concealed - but should be accessible again at any time

The solution: The Marley fresh air heat exchanger for energy-efficient ventilation (energy efficiency class B)

Supply air duct with pollen protection Ø 100

New Generation Befestigungs-Set Lüftungstechnik Sonderartikel/Sale - DN 40-50 / DNNew Generation mounting set, consisting of: Spare part number Description Quantity 9550 Poly clamp 25 x 25 mm 13 x 9813 Polyclamp 11 x 20 mm 6 x 9563 Stopper bolt 1 x 9564 Pressure spring 1 x 9554 Initial glider 1 x 9598 Angle glider 2 x 9551 Countersunk screw 3. 5 x 30 mm 2 x 9552 Ruko screw 3. 5 x 25 mm 18 x 9562 Countersunk screw 3. 0 x 20 mm 18 x