Greenwood Vireo HR185WM + Zehnder CA185WM Replacement Heat Exchanger elica-filters-cat-13 G4 filters for use with

G4 filters for use with HRV10 Q Plus

QT150T 150mm Eco start after 2 minutes

adding to the already simple installation procedure and the iris shutter design makes switching on and off almost silent and helps reduce external noise ingress

This is a pair of courser grade G4 filters designed to prevent particles

Greenwood Vireo HR185WM + Zehnder CA185WM Replacement Heat Exchanger elica-filters-cat-13 G4 filters for use withGreenwood Vireo HR185EX Heat exchanger cube Filter. As air is taken from the wet rooms, up to 93% of the heat is recovered by the heat exchanger before the air is expelled into the atmosphere at the same time air is drawn in from outside and the recovered heat is then transferred and filtered before it is distributed back into the property. This provides tempered supply air to habitable rooms.