Windows — fiberglass double-pane Lifespan: 35 yr avg (2026)

Windows — fiberglass double-pane typically lasts 35 years (range 25–50). 2026 HomeScore lifespan dataset — cite for planning, replacement, or inspection decisio

About HomeScore

HomeScore helps homeowners organize maintenance, repairs and home records. It tracks repairs, replacement timing and ownership costs across 40+ home systems.