This cottage in Powys had ill-fitting PVCu windows which detracted from its original character Hence the owners chose to fit alternative sash windows. The freshly mounted sash windows are already colour matched to tie both of those the roof towards the aged cottage and The brand new glass link extension. https://martinckptv.fitnell.com/76316881/the-5-second-trick-for-sash-window-draught-proofing