ZEHNDER COMFOAIR350 INDOOR VENTILATION MD# COMFOAIR350

352-239#10.14# A whole house heat recovery ventilation unit works continuously around the clock to extract moist, stale air from wet rooms (kitchens, bathrooms and utility rooms) and supply fresh, filtered air to habitable rooms (bedrooms, living rooms and dining rooms). Up to 90% of the heat in the extract air which would normally have been exhausted to atmosphere is recovered by the heat exchanger in the unit and used to temper incoming supply air.