Zehnder CK300 Rigid Twin Duct, 2 x 158mm x 69mm x 1.5m fan mounting box

mounting box

insulation whilst minimising air leakage making it ideal for premium self build projects or PassivHaus developments

SELV fans have an isolating transformer(which is located in an area away from the fan) and reduce the voltage to 24v so that in the unlikely event of a fan fault the electrical charge is at a safe level

This when combined with the latest digital comntrols - designed to be sensitive enough to react to occupier use and not a pre-set generic setting - make this the latest technology providing comfortable efficient ventilation

This basic model is controlled by a remote switch

Zehnder CK300 Rigid Twin Duct, 2 x 158mm x 69mm x 1.5m fan mounting boxThe Zehnder CK300 rigid twin duct has an extremely low profile and compact design. It is suitable for use with the Zehnder ComfoTube Flat 51 semi rigid manifolds. The smooth, hygienic twin duct is made for air flows of 83. 3 l s (300 m h) at low pressure drops. It measures 65mm high x 326mm wide x 1500mm long. Zehnder P N 990 322 051 (Old Part No 990 322 020)