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Our 4250, 4500 and 6500 series of double-hung windows are created especially for superior performance and energy efficiency year-round.
Double-hung windows are a classic style that marry appearance and functionality. Energy efficient and customizable to match your decor, you’ll love these windows. Their appeal:
Double-hung window colors to meet your specific taste.
*Color options may vary based on package, dimensions and more.
Energy-efficient options and a variety of stylish design choices offer numerous opportunities to customize Window World’s 4250 Series replacement windows to suit your needs. Choose to upgrade with our SolarZone™ glass packages to help improve thermal performance and reduce energy costs. A variety of operational configurations gives you the ability to select the window style that will make the most of your home.
Popular in homes of every style, Window World’s 4500 Series Double-Hung Windows showcase style and value. The beautifully contoured design of the rugged vinyl frame blends with traditional to contemporary homes, and virtually all styles in between.
Widely loved for their dual operable sash that tilt in for easy cleaning, this series offers exceptional functionality. Made of premium vinyl that will never fade, and including features like vent latches and constant-force balance systems, these windows provide dependable performance year after year.
Window World’s 6500 Series Double-Hung Windows are precisely engineered for superior energy savings. Built to last, our vinyl frame design replicates a wood appearance but is virtually maintenance free. With two operable sashes, this series is cleaned easily from inside the home for the perfect combination of style and efficiency. Also, warm-edge technology is achieved efficiently from optimum-sized insulating glass units and a unique spacer design.
When it comes to your home, energy-efficient windows require less energy to heat your space than traditional products. That means savings on your monthly bills and comfort year-round.
This classic window style allows for both the top and bottom panes of the window to move up and down, operating independently. Reinforced narrow silhouette frame and sash profiles make a statement of style with their low-profile design. The result is a beautiful and expanded glass area. At the same time, internal chambers increase structural integrity, rigidity and energy efficiency.
Yes! Save on heating and cooling costs year-round with the SolarZone™ TG2 Elite™ insulated glass package. In warm weather, it will reduce solar heat accumulation, minimize interior glare and lower interior glass temperature. In cool temps, it delivers outstanding thermal performance and warmer interior glass surfaces to maintain comfort in the winter. This package also meets all ENERGY STAR requirements.
Our double-hung windows are built to fit your home’s specific measurements. Contact us to learn size specifications of our different models.
Yes! When extreme wind and weather hit, our proprietary sill interlock stands strong. Traditional slope sill designs can allow the sash to bow during powerful winds, but with our interlocking sash-to-sill technology, the sash is channeled firmly into the window frame for a unified wall of strength.