Composite windows & doors

The smart alternative to vinyl

We developed a material that is 2x as strong as vinyl, performs better when exposed to extreme temperatures and delivers exteriors that won't fade, flake, blister or peel. We call it Fibrex® material. It's made up of reclaimed wood fiber and thermoplastic polymer that is fused together and is unique to Andersen.

EXPLORE ANDERSEN® PRODUCTS THAT FEATURE FIBREX® MATERIAL BELOW.
Exterior of house with a dark, Andersen composite patio door

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† Renewal by Andersen received the highest score among manufacturer brands in the J.D. Power 2018 & 2020-2022 U.S. Window and Patio Door Satisfaction Studies of customers’ satisfaction with their windows and/or patio doors purchase. Visit jdpower.com/awards.