Pella Impervia Fiberglass Double Hung Windows
- Easy-wash, tilt-in sash feature
- Color-matched metal screen frames with fiberglass mesh
- Advanced Low-E Insulating Double-Pane Glass with Argon Features insulating glass with a Low-E coating that has two layers of thermal protection. Argon is inserted in the space between the insulating glass to make your home even more energy efficient. Blocks up to 86% of the sun’s ultraviolet rays.
- Cam-action locks: This lock increases the leverage as the window is closed to ensure a superior, weathertight seal.
- Interlocking sashes reduces drafts where sashes meet
- Foam filled frame and sash to increase energy efficiency
- Frame corners are reinforced three ways for increased strength and durability