
Materials
Real wood windows versus wood-look substitutes.
Compare real structural wood windows with vinyl and fiberglass frames that imitate wood, including appearance, performance, repairability and long-term value.
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Fenstür buyer guides
Real wood, aluminum cladding, species, finishes and honest material-performance guidance.

Materials
Compare real structural wood windows with vinyl and fiberglass frames that imitate wood, including appearance, performance, repairability and long-term value.
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Materials
Learn how thermal modification changes hemlock, including colour, moisture movement, durability, maintenance, limitations and suitability for wood windows.
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Materials
Compare exterior appearance, maintenance, climate exposure, finish protection, cost and Fenstür’s Extreme Weather Package.
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