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Black Finish Secondary Glazing to Flat Mullion Window

Stone mullions and leaded lights

We have developed CosyGlazing, an expertly crafted, bespoke secondary glazing solution for stone mullion windows
Black Finish Secondary Glazing to Flat Mullion Window

Recent examples of installing CosyGlazing to stone mullion and leaded light windows

This gallery highlights our expert restoration and secondary glazing solutions for delicate stone mullion and leaded light windows in period and listed properties. Our skilled craftspeople carefully restore original frames, repair or replace damaged leadwork, and ensure the structural integrity of these intricate features. To enhance thermal efficiency without compromising aesthetics, we install CosyGlazing, a virtually invisible, removable secondary glazing solution that generally requires no planning or conservation consent.

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If you’re interested in finding out more, we’re happy to talk you through your options.

Drop our friendly customer services team a call or use the enquiry form below.