Zehnder ComfoAir 200 Luxe with Pre-heater, Left Handed gd9_insulated_duct Greeenwood Airvac's patented self-locating 'Twist-Lock'

Greeenwood Airvac's patented self-locating 'Twist-Lock' front fascia simply turns for easy removal

air or immersion/penetration measurement: with the testo 925 you can rely on our all-rounder in heating engineering

The OT-XL is the 'open top' version of the award winning XL allowing ‘grab & go’ access to your tools without sacrificing durability or comfort

and window mountable

You can either commission the unit  via the quick and simple touch pad on the unit or use the Android app to do it via your phone

Zehnder ComfoAir 200 Luxe with Pre-heater, Left Handed gd9_insulated_duct Greeenwood Airvac's patented self-locating 'Twist-Lock'This Product is made to order The Zehnder ComfoAir 200 is a heat recovery unit designed to enable better and easier specification of ventilation in new properties due to its versatility. It can be left or right handed in addition to being ceiling or wall mounted. It contains features such as its automatic true summer by pass, high heat recovery efficiency and upgradable high grade filters providing a comfortable, healthy and energy efficient indoor