POSTED ON February 08, 2018 in Pella Windows & Doors of Oklahoma BeforeAfterThe homeowner of this Tulsa, OK home wanted to upgrade their front picture window for energy efficiency purposes. We brought them a solution with our most premium vinyl window option - Pella® 350 Series. A vinyl picture window was installed with triple pane glass for increased energy efficiency. 54% - 83% more energy efficient with triple-pane glass compared to single-pane windows.11 Back to ProjectsProducts Used In This Project Vinyl Windows Picture Window Pella® 350 Series Related Projects June 13, 2022 in Projects $3M Austin Home Adds Fiberglass Windows Throughout December 03, 2021 in Projects 184 Fiberglass Windows Added to Georgetown Senior Housing Construction February 20, 2018 in Projects 1980s Tulsa Home Replacement Windows