I started installing spring bronze weatherstripping on our double hung windows in the building. It was my first time using this material and once I got the hang of it, the install process started to go pretty quickly. The spring bronze has several benefits to it. First, it’s historically accurate. This material has been used on windows for a long time. It helps keep the sash from rattling, keeps the draft out, and it allows for really smooth operation. Second, it doesn’t wear out like a rubber o