Upgrade Your Home with Energy-Efficient Windows
Windows are responsible for up to 30% of residential heat loss — and in Oklahoma's extreme climate, outdated windows can cost you hundreds annually in wasted energy. Proof Construction offers premium window replacement from ProVia, Ply Gem, and Pella — installed to Tulsa building code with proper flashing, insulation, and weatherproofing.
Window Replacement Options
Double-Hung Windows
Classic operable design with tilt-in cleaning. Double-pane Low-E glass with argon gas fill for maximum energy efficiency.
Casement Windows
Crank-out design for superior ventilation. Compression seal for exceptional air and water infiltration resistance.
Picture Windows
Fixed, non-operable windows maximizing light and views. Best energy efficiency rating of any window type.
Bay & Bow Windows
Projecting window assemblies that add interior space and architectural interest. Custom-built to your home's dimensions.