Draughty single glazing is one of the biggest energy losses in a UK home. Here's the maths.
Older windows can account for up to 25% of the heat loss from a typical UK home. Replacing them is one of the highest-impact upgrades you can make.
Real savings A-rated double glazing across a typical 3-bed West London home can save £200–£400 a year on heating — more with today's energy prices.
Comfort, not just cost Warmer walls, no cold spots by the window, and dramatically less street noise. The bill savings are almost a bonus.
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