Description
By-pass motor for Zehnder ComfoAir 550
With the pressure connection set
So if you have a S90B then this fan is its direct replacement and it will fit in the same space as your existing product and ducting
when reached
Testo 608 H1 Humidity Display ComfoAir 70 By-pass motor for Zehnder ComfoAirThe testo 608 H1 thermohygrometer is the ideal solution for continuous monitoring of indoor climate conditions such as temperature, relative humidity, and dew point. Featuring a long term stable capacitive humidity sensor and precise NTC temperature probe, the testo 608 H1 provides accurate, reliable readings, ensuring you always have up to date information about the indoor environment. This device is perfect for use in a range of indoor spaces like
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy

























