Sash Windows

Roseview Windows are the UK's leading sash window manufacturer - no other company in the UK can rival our range of uPVC vertically sliding sash windows. Established in 1977, we were one of the first companies in the UK to manufacture uPVC vertical sliding windows; the result is that our knowledge and experience in this area is - quite simply - unparalleled. So when it comes to replacing old timber box-sash windows with modern alternatives, you've come to the right place.