OKNA Double-Hung Vinyl Window Unit – 57" x 39"

Description :
This energy-efficient OKNA Windows & Doors unit features two double-hung vinyl windows factory-mulled together into a single framed assembly, measuring 57 inches wide by 39 inches high. The windows are equipped with Guardian ClimaGuard® Low-E coated glass, providing excellent insulation, UV protection, and reduced heat transfer. The frame is constructed from premium vinyl with a clean white finish, designed for both replacement and new construction applications. Each sash tilts inward for easy cleaning, and both windows operate independently, allowing flexible ventilation. Still in original packaging with manufacturer stickers and installation instructions intact, this unit is unused and ENERGY STAR® certified for highlighted regions in the United States. Ideal for residential renovations or new builds seeking modern efficiency and low maintenance performance.

Era
Contemporary (21st Century)

Style
Modern Residential / Energy-Efficient Design

Technique
Factory-mulled vinyl frame with double-insulated Low-E glass; weather-sealed compression joints for enhanced performance.

Tools Used
Vinyl extrusion equipment, pneumatic frame joiners, glazing press, heat welders, and precision alignment clamps.

History
New old stock (NOS) unit salvaged from a building supply surplus. Unused and in original manufacturer wrap.

Manufacturer / Maker
OKNA Windows & Doors, Bristol, Pennsylvania Glass by Guardian Glass (ClimaGuard® Low-E).

Measurements
57" W x 39" H x 4 ½" D (combined mulled unit).

Suggested Weight
Approx. 75–85 lbs total.

Suggested Shipping Package Dimension
62" W x 45" H x 7" D (boxed and padded).

Item Number : P14952

Category : Double Hung Window

Brand : OKNA Windows & Doors, Bristol, Pennsylvania