Zehnder Humidity and CO2 Sensor for ComfoSpot 50 and ComfoAir 70 471 429 193 G4 filters for use with

G4 filters for use with HRV1

The 150mm x 2m Round PVC Duct is part of the 150mm round ducting range and is traditionally used alongside fan and mechanical heat recovery systems in loft spaces and ceiling voids

Mechanical ventilation systems are an excellent choice for large properties with several high-humidity rooms

Like the testo 310 flue gas analyzer

1HT is also available as part of a quick release kit which enables easy removal from its fittings

Zehnder Humidity and CO2 Sensor for ComfoSpot 50 and ComfoAir 70 471 429 193 G4 filters for use withZehnder Humidity and CO2 Sensor for use with ComfoSpot 50 and ComfoAir 70.