Your target U-rating should depend on your local weather patterns: Guide to Energy-Efficient Windows
Eurocraft utilizes specific engineering to achieve superior thermal performance: Eurocraft Windows U Rating
: Use of Kommerling uPVC extruded profiles, which are designed for high insulation and durability against streaking or chalking. Your target U-rating should depend on your local
: Their windows feature five insulating chambers that prevent thermal bridging—a process where heat flows through poor insulators. including the glass
A U-rating measures the rate of non-solar heat transfer through a window assembly, including the glass, frame, and spacers. : Ratings typically range from 0.20 to 1.20 .
: Frames and sashes are fusion-welded to prevent gaps or splits that could lead to air leakage. Choosing the Right Rating for Your Climate