Zehnder ComfoAir 200 Filter Set, ISO Coarse / ISO ePM1 (G4 / F7), 2 pcs filter Airflow 57FTQR Double Inlet Centrifugal

Airflow 57FTQR Double Inlet Centrifugal Fan

* when wired in accordance with current IEEE wiring regulations 17th edition

Incorporating 40 interior and exterior tool pockets

continuing to clear the moisture

'X' suffix models also have powered electric anti-backdraught shutters 258410

Zehnder ComfoAir 200 Filter Set, ISO Coarse / ISO ePM1 (G4 / F7), 2 pcs filter Airflow 57FTQR Double Inlet CentrifugalIdeally, filters should be inspected monthly and given a light vacuum to remove dirt and debris. Filters will eventually become blocked with residual debris and should then be replaced. Generally, blocking will occur every 6 12 months depending on the location (near busy roads or inner city areas tend block more quickly than remote country settings). Zehnder P N 400 100 013