Zehnder ComfoAir Q450 with Pre-Heater, Right Handed F00433 Greenwood Airvac were the first

Greenwood Airvac were the first people to re-think the aesthetics of a standard extractor fan when they introduced solid fascias to blend more effectively with modern interiors

So if you have a R90T then this fan is its direct replacement and it will fit in the same space as your existing product and ducting

suitable for external wall thicknesses of 140mm and above and can be installed in internal wall constructions of between 100 - 150mm

he OFT terminal range is suitable for use with soil & vent systems and for both mechanical and natural (passive) ventilation installations

and at only 4W the energy efficient Svara also boasts low power consumption

Zehnder ComfoAir Q450 with Pre-Heater, Right Handed F00433 Greenwood Airvac were the firstThe Zehnder ComfoAir Q450 with pre heater, right handed heat recovery ventilation system is highly suited to new build residential or light commercial projects. Zehnder P N 471 502 020