Zehnder ComfoFond-L Q, Left Handed VETO 2025 SPRING ACTIVE UB41's comprise of a hood

UB41's comprise of a hood on a circular upstand (160mm dia) with a 500mm x 500mm Ubiflex flashing skirt and stepped adaptor which allows connections to 100/110/125/150/160mm diameter ducting

Data cable to connect ComfoAir 350/550 with ComfoCool

Super strong magnetic base

12 x AirflexPro Fixing Clips

• Ergonomic TPR (Thermoplastic rubber) handles

Zehnder ComfoFond-L Q, Left Handed VETO 2025 SPRING ACTIVE UB41's comprise of a hoodThe 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