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Renewal by Andersen Fibrex® Windows VS. Wood, Vinyl & Aluminum

Renewal by Andersen windows are engineered with Andersen Window’s exclusive Fibrex® composite material. Fibrex® material is a proprietary composite material that combines the strength and stability of wood with the low-maintenance features of vinyl windows.

Material Comparison

Renewal by Andersen’s Fibrex® material is 2 times stronger than vinyl
Fibrex® material insulates 700 times better than aluminum
Fibrex® material reduces VOC (Volatile Organic Compound) emissions because no wood preservative treatments or painting is required
Fibrex® material retains its stability and rigidity in all climates
Our revolutionary Fibrex® windows offer a long product life cycle, reducing landfill waste in the process