Application

Secondary Glazing for Sash Windows

Vertical sliding secondary glazing preserves the look and operation of original timber sash windows — perfect for Victorian and Georgian homes.

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Recommended units for sash windows

Hinged Secondary Glazing — casement windows, easy full access for cleaning and ventilation
Fixed Insert Secondary Glazing — fixed windows, maximum thermal and acoustic value at lowest cost
Balanced Vertical Slider Secondary Glazing — traditional and listed sash windows

Our most popular choice for sash windows is the Balanced Vertical Slider Secondary Glazing. Vertical sliding units designed to accompany sash windows. Self-supporting panes stay in place at any chosen position.

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Configure your exact windows online in 60 seconds, with our launch discount applied automatically. Supply-only or fully fitted — your choice.

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Or call 0800 088 6341 · email sales@secondarywindowsglazing.com