Reduce Noise Levels by up to 80% & Heat Loss by up to 65%
Secondary glazing offers the most effective sound insulation – significantly outperforming double glazing. From noisy roads to noisy kids, our windows can reduce noise levels by up to 80%
Substantially improves the thermal insulation of existing single-glazed windows – reduces heat loss through the window by around 65% – around 10% more than double glazing
Secondary windows offer an affordable, discreet, highly effective solution to enhancing building security. No external access is required, ideal for multi-storey buildings.
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As the Granada range is slim line and discreet it has been specifically designed for listed building windows, conservation areas and heritage properties.
Where condensation is a major issue, we often specify secondary glazing with balanced trickle ventilation. This provides a simple, cost-effective, and permanent solution.
Secondary glazing is now discreet and functional giving you access to your primary windows when cleaning or maintenance is required. Manufactured from durable aluminium our products provide years of robust, trouble-free service
Granada’s aluminium secondary glazing is available in over 200 RAL colours to suit all tastes and preferences. With a wide variety of window styles and speciality glasses we can cure your acoustic or thermal issue
Granada products not only provide excellent thermal and noise insulation, our choice of finishes and styles have a discreet, unobtrusive finish that is sympathetic to the surroundings and most existing window styles.
The full RAL range of Colours available
In addition to Standard Gloss White, the most popular choice, our Secondary Glazing is available in every RAL colour to order, plus this selection of popular RAL colours (which come without a set-up cost) including Black, Cream, Grey, Ivory and Off-White all Satin finished, plus Vandyke Brown (BS08B29, High Gloss), Magnolia (BS08B15, Satin) and Silver (AA5, Satin)
As Approved Granada Secondary Glazing Suppliers and Installers we offer supply and installation services throughout South Wales including Abergavenny, Newport, Cardiff, Barry, Monmouth, Chepstow and Brecon areas and beyond