Zehnder ComfoFond-L Q, Left Handed ubbink the controls can be locked

the controls can be locked to avoid unnecessary changes being made to the fan’s running mode

Xtra Rigid Pipe & Pipe Fittings BLACK Black Barrel Union - 3/4" ( 21

Zehnder P/N 990 323 502

All of the commissioning is done from the front of the fan so there is no need to access switches and wires often located in difficult to access places

Zehnder ComfoFond-L Q, Left Handed ubbink the controls can be lockedThe 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