Zehnder ComfoFond-L Q, Right Handed 400 300 171 the fan goes up to

the fan goes up to maximum flow at 30l/s

Sturdy plastic carry case

This manifold has a very low profile and compact design

Its robust ABS housing coated with durable synthetic rubber ensures enhanced durability

Zehnder ComfoFond-L Q, Right Handed 400 300 171 the fan goes up toThe 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