Seals Because of the change in tension between the IGU and the outside, seals are developed in the IGU to equalize strain. The term "sash windows" is applied interchangeably While using the term "box sash windows" in the uk, and frequently used to explain the identical point. Tend not to https://hard-skin-on-feet88654.blog-gold.com/47115688/sash-windows-an-overview