How Much do Sash Windows Cost Online
To give yourself less of a headache, you can go to a double glazed window & doors price comparison website like Upvcwindowsfitted.co.uk/why-buy-contemporary-upvc-sash-windows
where you can find a lot of detailed information about the options available for sash windows, not only in uPVC but also hardwood or engineered wood, if you want to understand all the options before coming back to uPVC.
You can also request free quotes for the cost of installation of new windows or doors from the panel of qualified installers on this website https://www.upvcwindowsfitted.co.uk/