Safer Windows Start with Modern Glazing With old glass, sash windows can be broken quickly. The sealed unit in double glazing makes it tougher. You’ll often get better security as part of a window replacement. Better Glazing That Lower the Volume Older sash windows offer little protection when it https://dantegeyrk.blogunteer.com/33782553/is-it-possible-to-fit-double-glazing-to-original-sash-windows