Zehnder ComfoAir 200 Filter Set, ISO Coarse (G4), 2 pcs REPORT-CAT-051 ● Supply or extract air

● Supply or extract air

This Motion Sensor/Timer model has two ways of being activated

So if you have a S90B then this fan is its direct replacement and it will fit in the same space as your existing product and ducting

An integral flow straightener

Duct size 150mm Charcoal filter not included

Zehnder ComfoAir 200 Filter Set, ISO Coarse (G4), 2 pcs REPORT-CAT-051 ● Supply or extract airIdeally, 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 400 100 014