Zehnder CK300 Rigid Twin Duct, 2 x 158mm x 69mm x 1.5m fan it features slider controls and

it features slider controls and LED lighting

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

powder coated steel D- Rings and a detachable rubber handle

The adjustable settings are: switching the delayed timer on or off

Zehnder CK300 Rigid Twin Duct, 2 x 158mm x 69mm x 1.5m fan it features slider controls andThe 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)