Fiberglass Windows

The newest durable window on the replacement window scene is made of fiberglass, and are not yet widely available. Fiberglass windows combine the strength and stability of aluminum windows, but have the benefit of higher energy efficiency and insulation properties of wood or vinyl windows. Some fiberglass frames are hollow; others are filled with fiberglass insulation - giving these windows the highest R-value on the market.

Benefits:

• Available in a wide variety of colors.
• Can be painted to match a new exterior color.
• Excellent insulation - highest energy efficient ratings.
• Durable - will not warp, peel or blister, shrink or swell, rot or rust.
• Strong.
• Are sturdy and can hold large glass picture windows.

Limitations:

• More expensive than aluminum or vinyl windows.
• Not widely available.
• Limited choices of sizes and styles.

When shopping for windows, understanding the difference between different window materials will help you find the windows that are right for your house style and climate. It's a big investment, so a little homework can also help find the best solution, price - and the right contractor for installation.