Secondary glazing is an internal window installed alongside your existing one, not replacing it. It effectively reduces condensation, banishes noise pollution, improves insulation, is easy to install and comes in many forms. 

 

Secondary glazing is ideal for historic buildings, modern homes and flats, though it can also be used in businesses and industrial lots. When we say secondary glazing is the best choice, we truly believe it. So, which window styles are best suited for secondary glazing? 

Single, double, and triple glazing aren’t suitable for every property. But you know what is? Secondary glazing. Not only can you bypass planning permission, but it’s also more beneficial than any other glazing. 

 

So, how does secondary glazing work?