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For questions relating to the installation, maintenance, and repair of windows and window treatments such as shutters, blinds and curtains.

1 vote
4 answers
5k views

How do I know if my windows are energy efficient?

But rather than getting new windows, are my uPVC windows fine? What checks? … To elaborate - what should I look at on the windows as a means of checking they are adequately energy efficient so I don't need to buy replacements. …
Brian Picton's user avatar