Fiberglass Patio Doors
Naturally strong and durable, fiberglass is a time-tested material that won't rot or corrode. Pella’s exclusive proprietary fiberglass is the strongest material available for patio doors.61 It delivers unmatched strength, lasting durability and can withstand the most extreme heat and cold. This makes our fiberglass a clear choice for patio doors – in all climates.

Fiberglass Patio Door Benefits
The Strongest Patio Door Material61
Pella’s proprietary fiberglass is the superior choice for strength. On average, it is 10x stronger than a leading wood/plastic composite, 9x stronger than vinyl, 5x stronger than wood and 2x stronger than aluminum.61
Pella’s Exclusive Fiberglass
Through our one-of-a-kind manufacturing process, we create an enduring material that won’t expand, contract or become brittle unlike other materials. Our exclusive fiberglass strategically weaves rovings with our structural mat, is set with heat-activated resin and finished with a heavy-duty powder coat finish. Meeting AAMA 624, the highest rated fiberglass coating among leading national competitors, it resists chalking and fading to keep your sleek patio doors beautiful with less maintenance.
Designed for Extremes
Our proprietary fiberglass can withstand extreme heat, subzero cold and the rigorous performance requirements of a commercial building.43 When exposed to environmental temperature swings, our trusted fiberglass won’t melt or breakdown like other materials can.
Pella® Impervia®
