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2026-07-24 12:25:34 -

What Are SH Windows? Complete Guide to Single-Hung Windows

When comparing residential windows, product abbreviations can make the buying process more confusing than it needs to be. What are SH windows? In most window specifications, “SH” stands for single-hung, a vertical window style with a fixed upper sash and a movable lower sash. The bottom section opens upward to provide ventilation, while the top section remains...

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