Grilles & Boxes

We manufacture all types of grille boxes to order, to your exact specifications.

Whether you need a standard grille box, an internally lined grille box, or even a grille box that requires 6mm hank bush support bars, we can cater to you needs. We also supply internally lined front and rear filter boxes, to suit all kinds of fan coil units regardless of spigot size, designed and manufactured to meet the needs of your drawing. We will also assist in the design if required.
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S.E.W.S Ductwork Services Ltd
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