Two panes are separated by metal spacers at the edges and air in the center, providing energy-efficiency and noise reduction.
Low-E (Low Emissivity)
A thin, transparent metal or metallic oxide coating reflects infra-red radiation, keeping a house warm in the winter and cool in the summer.
A reinforced glass that features two panes surrounding a tough fiberglass core. Decorative styles include frosted, textured, stained glass, and more.
Styles include frosted, textured, stained glass, and more.
Note: All window styles are available with these four types of glass. Some come free when you order windows; others cost extra. Check with your retailer.