Window Types

A good window should help conserve heat within your house during the winter months and keep it cool during the summer. It should also keep out the wind and resist condensation.

Many new windows now have an energy efficiency label attached. This is very similar to the energy efficiency label on appliances ranging from A-G, with A being the most energy efficient and G being the least energy efficient. This label is voluntary, so not all window manufacturers will have it attached. Generally speaking, a double or triple glazed window will conserve more energy than a single glazed window. They will also reduce penetration of outside noise and will have less condensation.

Single Glazed

If you have single glazed windows, you could consider replacing them. If you do not wish to replace them, ensure that they are sealed correctly. Alternatively, secondary glazing can be used to retrofit a layer of glazing inside the window.

Double Glazed

Double glazed windows with Argon gas in between the window panes and a low emissivity coating are one of the best type of windows to buy. They are more expensive but can save you money from heating costs.

Triple Glazed

Triple glazed windows can insulate up to 50 times better than double-glazing.


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