Zehnder EVO 2 Heat Exchanger 471 502 105 It is designed to be
Yard notes & kiln story
Description
Zehnder EVO 2 Heat Exchanger 471 502 105 It is designed to be It is designed to be regenerated every 18 months The Zehnder ComfoTube Flow 90mm is a high performance semi rigid ductwork ideal for residential applications