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Materials & Specificationsaka: HVAC sheet metalaka: ductworkaka: flat metal

Sheet Metal

In Plain English

Thin flat metal panels used in construction for ductwork, flashing, roofing, and architectural elements.

Definition

Sheet metal in construction refers to thin, flat pieces of metal — typically steel, aluminum, or copper — used for HVAC ductwork, roofing, flashing, gutters, and architectural trim. HVAC sheet metal fabrication is a major specialty trade in commercial construction. Sheet metal thickness is measured in gauges, with lower numbers indicating thicker material.

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