Secondary Glazing is designed to offer an unobtrusive Alternative to enhance your house’s thermal and acoustic insulation. From this, we can see that a double glazed window is about 2 times as effective as secondary glazing, even so, these levels are based upon averages, and do not keep in https://jaidenfmmkm.blogadvize.com/42244662/the-basic-principles-of-fire-rated-secondary-glazing