Window Installation & Replacement

 

At Koska Construction, we specialize in professional window replacement and installation for homes across Minnesota — from the Twin Cities to the Brainerd Lakes area. Whether you’re upgrading for energy efficiency, aesthetics, or storm restoration, we offer a wide selection of trusted brands including Andersen, Pella, and Thermo-Tech Windows. Our experienced installers ensure every window is measured precisely, insulated properly, and sealed to manufacturer specifications for long-lasting performance and comfort. We handle full-frame replacements, insert windows, and custom sizes for older homes or remodels. With today’s high-performance glass options, low-E coatings, and durable materials, new windows can drastically reduce heating and cooling costs while enhancing curb appeal. From consultation to cleanup, Koska Construction guarantees a clean, efficient installation and beautiful results that last.