Weatherproof Cowl for external walls, Stops drafts blowing back into the building.

Comes complete with Padded flaps and a rubber seal to stop unwanted noise and water getting into your house, If you are trying to combat drafts this can be used along with a backdraft damper for maximum effect.

Now Available in a brushed Stainless Steel finish.

Available to fit 100mm 125mm 150mm duct