Zehnder ComfoAir 200 Filter Set, ISO Coarse (G4), 2 pcs metal Greenwood Acoustic MA3051 wall ventilator

Greenwood Acoustic MA3051 wall ventilator in white providing acoustic attenuation to Dn

adjustable timer wall or ceiling fan with discreet white front cover

The stunning object matches high performance while its sheer class and prestige rubs off onto any interior setting

This is the 'T' Timer model - a single speed fan operated via a light switch or pull cord

Zehnder ComfoAir 200 Filter Set, ISO Coarse (G4), 2 pcs metal Greenwood Acoustic MA3051 wall ventilatorIdeally, 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