Thermally Broken Aluminum French Windows: The Hidden Detail That Controls Comfort
The frame is where comfort is won or lost On a showroom floor, the frame gets treated like a finish choice. In a real house, it decides whether the opening feels like part of the wall or a strip of metal pulling heat straight through the room. For high-performance aluminum French windows, the thermal break is not a bonus feature. It is the part that makes aluminum usable in occupied space. ...