This is important, as each material type has an associated cost and different properties that affect the window’s longevity, heat retention and aesthetic,' says Matt. UPVC is the go-to option if ...

As a result, they usually cost more to install than the pocket type. What’s more, consumers are no longer restricted to standard frames that scream “replacement window.” Some manufacturers ...

As for the products themselves, the most popular window type is the casement window, which opens outwards. According to Checkatrade, smaller flush casement windows of 60x90cm cost £300-£400 plus ...