The Specification Building Product Direcotry brings you a collection of secondary glazing products from some of the worlds most recognised manufacturers.
Vertical sliding windows
Vertical sliding windows

Vertical sliding units are ideal for treating traditional sash windows. They all operate with spring balances which support the weight of the sash in...

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Horizontal sliding windows
Horizontal sliding windows

Horizontal sliding windows are very versatile and allow easy access to the outer window. The sashes slide within the frame and hence there are few...

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Featured Companies

Selectaglaze Limited