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Designed to provide essential ventilation and to save you money through its intelligent heat recovery facility
Ubbink AE34c Floor Grille Adaptor for use with Semi-Rigid 75/63mm Outside/Inside Diameter Duct
centric male pipe connector
Switches for fans should be selected and sited in accordance with BS7161:2008
Zehnder ComfoFond-L Q, Left Handed 350-500 Designed to provide essential ventilationThe ComfoFond L Q is a subsoil heat exchanger which uses the renewable energy captured in the ground.. It can be linked to your Zehnder heat recovery system and uses the constant year round temperature of the earth to pre heat incoming air during cold periods and pre cool incoming air during warmer months. It can do this thanks to the relatively stable temperature of the earth year round at a depth of 1. 2 1. 6m compared to the variability of the air
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