Casement windows are a popular choice, especially if the size of the window opening is important. Price is also a factor, which you can view guides here: upvcwindowsfitted.co.uk/upvc-windows-prices
Fitting Replacement Casement Windows

Casement windows are a popular choice, especially if the size of the window opening is important. Price is also a factor, which you can view guides here: upvcwindowsfitted.co.uk/upvc-windows-prices
If you do a search for the best cheap double glazing UK websites, you will be able to find a few companies that manufacture them at very affordable prices.
If you are looking for a double glazing price guide for affordable online glazing prices, you should keep a look out on the Internet for more information.
they are usually permitted developments, but you will need to comply with building regulations in order not to fall foul of your local council.