Zehnder ComfoFond-L Q, Left Handed 350-500 Designed to provide essential ventilation

Designed to provide essential ventilation and to save you money through its intelligent heat recovery facility

Switches for fans should be selected and sited in accordance with BS7161:2008

Ubbink AE34c Floor Grille Adaptor for use with Semi-Rigid 75/63mm Outside/Inside Diameter Duct

Heat exchanger side sealing strip for Zehnder ComfoAir 350/550

This rectangular and compact manifold is designed for use with the ComfoTube 75 semi rigid ducting system and has anti static properties to help prevent dust and dirt build up

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