Heavy duty secondary glazing is available as either a two track horizontal slider or a balanced vertical slider. The system is a direct fix system that is installed into the window reveal, away from your existing windows, helping to provide maximum sound and heat insulation. The system can however take single glazed units if required.
...thicker frames enable our heavy duty system to take double glazed sealed units at larger sizes. Most commonly used in extreme circumstances, where single glazed secondary fails to insulate and sound proof your windows...
Specifying - Suitable Applications | |
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Please note: Glass specified must comply to the glass safety BS 6262: Part 4, 1994 regulations. (see document downloads) |
Heavy Duty | |
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2 Track Horizontal | |
Balanced Vertical Slider |