
Fiberglass Windows
Why Choose Fiberglass Windows?
For Mid-Atlantic homeowners, Pella fiberglass windows offer the lasting performance our region’s changing seasons demand. Built to withstand humidity, coastal storms, and winter freezes, fiberglass won’t warp, rot, or corrode, keeping your windows strong and energy efficient year after year. They hold their shape through temperature swings, helping prevent drafts, and their durable finish resists fading, peeling, and chipping with virtually no upkeep. If you want energy efficient windows that stand up to our climate while elevating your home’s curb appeal, fiberglass is a smart, lasting choice.

Pella® Impervia®
Pella® Impervia® is the powerhouse fiberglass line made for homeowners who refuse to choose between strength and style. Engineered with Pella’s commercial-grade fiberglass, these windows and doors shrug off the harshest Mid-Atlantic weather, from subzero winter chills to blazing summer heat. The heavy-duty powder-coat finish resists chipping, peeling or fading, while energy-saving glazing options help your house stay comfortable no matter the season. With sleek modern profiles, clean lines, updated hardware, and stylish color selections, Impervia windows give your home curb appeal that lasts without constant upkeep. It’s performance you can see, feel, and count on for decades.

FAQS
Are Fiberglass Windows Durable?
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