Zehnder Filter set Coarse 60% (G4) + ePM10 50% (M5) for ComfoAir 70 990 323 554 Fixed actuator bush for Zehnder

Fixed actuator bush for Zehnder ComfoClime

Back draught flap and

Extremely low SFP

The Zehnder 220 mm x 90 mm self-seal insulated ducting is perfect for meeting Building Regulations for insulation

Due to its optimised outflow behaviour (Coanda effect)

Zehnder Filter set Coarse 60% (G4) + ePM10 50% (M5) for ComfoAir 70 990 323 554 Fixed actuator bush for ZehnderThis filter set consist of: 1x Anti Pollen Filter: This is also know as ePM10 50% (ISO 16890) or M5 (EN 779: 2012). At least 50% of particles between 0. 3 and 2. 5 m are removed from the air. 1x System Protection Filter. This is also know as Coarse G4 Filters, 60% (ISO 16890): At least 60% of particles larger than 10 microns are removed from the air.