Fiberglass Windows for Columbia, SC: Durability, Efficiency, and Style
That mix is where fiberglass windows earn their reputation, because the material has to hold up to more than looks on a showroom sample. A frame that warps, swells, or breaks down early can turn into drafts, sticking sashes, and rising utility bills. Unlike materials that expand and contract more noticeably, fiberglass stays dimensionally steady through hot afternoons and damp mornings. In practical terms, that means fewer callbacks, fewer sticky windows, and less frustr