Pella 150 Series single hung white vinyl window, approximately 42" wide x 56.5" tall, sold in original box in like-new condition. Features Low-E 180 glass with argon gas fill for improved energy efficiency, annealed glass, solar heat gain coefficient of 0.51, and visible transmittance of 0.63. Includes two lock mechanisms and screen. A quality, energy-efficient window at a fraction of retail — perfect for new construction or renovation projects.