Pella 150 Series New Construction 27-1/2-in x 37-1/2-in White Vinyl Low-E Argon Double-Hung Window with Full Screen

Pella 150 Series New Construction 27-1/2-in x 37-1/2-in White Vinyl Low-E Argon Double-Hung Window with Full ScreenPella 150 Series 27 1 2 x 37 1 2 in. Vinyl Double Hung Window Energy efficient double hung window for new construction featuring durable white vinyl frames and Low E argon double pane glass. Both sashes tilt for easy cleaning, and the integrated nail fin simplifies installation. Comes with a full high transparency screen for ventilation without the bugs. Key Features: Energy Saving Glass: SunDefense LowE argon double pane glazing with 0. 30 UFactor