The Colt WCO (weathered Clear Opening) ventilator encompasses the benefits of smoke control and day-to-day ventilation in all weather conditions. With two controllable side dampers, air is free to escape even when the top louvers are closed, without letting rain in.WCO is manufactured to the ISO 9000 quality standard.

For more information please contact us:

T 04 913 2072E info@colt.co.nz