DELIVERING UNMATCHED STRENGTH AND STYLE.61

A MATERIAL LIKE NO OTHER
Created with a one-of-a-kind manufacturing process, our fiberglass is the strongest material for windows, engineered for lasting durability.61 Our long-lasting powder-coat finish meets AAMA 624 which is the highest rated fiberglass coating among leading national competitors.
SLEEK, TIMELESS STYLE
PROVEN PERFORMANCE
Pella Impervia products are engineered to withstand the rigorous performance requirements of a commercial building, so you can trust them to perform in your home.43 Suitable for all climates, our fiberglass windows and patio doors help you create a comfortable home year-round.
Engineered to Last & Last
Pella Impervia windows provide relentless performance without sacrificing beauty. Our durable designs and innovative options complement your home’s unique style and improve performance.
Rot- and corrosion-free
Our extremely durable fiberglass will never rot or corrode and is naturally resistant to water and bugs.
Take the heat (and subzero cold)
Tested from -40ºF to 180ºF, our fiberglass is engineered to withstand subzero cold, the most extreme heat and the rigorous performance requirements of a commercial building.43

No painting or refinishing
With a heavy-duty powder-coat finish, Pella fiberglass windows resist chipping, chalking and fading — so you never need to paint or refinish.
Exceptionally energy-efficient
Energy-efficient dual- and triple-pane glass options with argon help slow the transfer of heat, keeping your home more comfortable year-round.



For the Pros
Fiberglass Window Installation and Specs
Learn more about Pella Impervia window installation details and product specifications.