Pella 150 Series New Construction 37-1/2-in x 61-1/2-in White Vinyl Low-E Argon Double-Hung Window, Full Screen Included CFL-Bulbs A: It is constructed from

A: It is constructed from aluminum for durability and corrosion resistance

low-maintenance vinyl

Sandstone Satin Interlocking LVT

The gently contoured seat and sweeping

Pella 150 Series New Construction 37-1/2-in x 61-1/2-in White Vinyl Low-E Argon Double-Hung Window, Full Screen Included CFL-Bulbs A: It is constructed fromPella 150 Series 37 1 2 x 61 1 2 in Vinyl Double Hung Window Durable and energy smart, the Pella 150 Series double hung window features low maintenance white vinyl with NaturalSun LowE argon dual pane glass. Both sashes tilt in for easy cleaning, and the integrated nail fin streamlines new construction installation while the included full screen maximizes airflow. Key Features: Energy Efficient Glass: Dual pane NaturalSun LowE with argon helps