Zehnder ComfoTube Flow Dia 75mm, 50m Roll insulated_comfopipe_plus_160 This is the 'TW' model

This is the 'TW' model which is a single speed fan operated via a light switch or pull cord and has an integral overrun timer

Crush resistant ring stiffness of ~12

5m LAN cable Cat5e

127 N/B/XS)

parts boxes

Zehnder ComfoTube Flow Dia 75mm, 50m Roll insulated_comfopipe_plus_160 This is the 'TW' modelThe Zehnder ComfoTube 75mm is a high performance semi rigid ductwork ideal for residential applications. The low profile, attenuation and thermal properties make it the ideal ductwork for use in small ceiling voids as well as being strong enough to be used in areas where there is a concrete pour. The clinside smooth internal lining helps to reduce the build up of dust and enable the ductwork to be cleaned, this has helped the ductwork achieve a