SASH WINDOW DRAUGHT PROOFING THINGS TO KNOW BEFORE YOU BUY

Meeting Rails: This is when the top and bottom sashes overlap. Even a one–2mm gap in this article can let cold air to snake as a result of, especially on windy nights.Additional importantly, they make a tender yet airtight friction, allowing your sashes to move freely though stopping air in its tracks.In generations previous, sash windows tended