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This is a 16 ft ribbed panel of 29-gauge Galvalume steel with a polyester finish on the top side, made for roofing and siding on barns, shops and outbuildings. It covers 36 in. of width, carries a Class 4 impact rating for hail and wind-blown debris, and is non-combustible. The 40-year warranty and simple screw-down install are its main draws. Against heavier 26-gauge panels it is lighter and easier to handle but dents more easily, and the thinner steel flexes more on wide spans.
In stock
In stock
Lowest price we've seen: $79.98 on Nov 13 at Home Depot. Tracked across 2 stores since Nov 13.
Owners rate it well overall, with most praise going to easy installation and the hail resistance. Complaints center on the thin gauge denting and on panels arriving with bends or finish scuffs.
This SM-Rib panel is a 29-gauge Galvalume steel panel for roofing and siding. The steel has a zinc and aluminum coating, and the top side is painted with a polyester finish. The surface has a ribbed pattern.
The panel is 16 ft long and 3.13 ft wide. It covers 36 in. when used for both roofing and siding. It is secured to the roof deck with color-matched gasketed screws, which help prevent leaking.
The panel is Class 4 impact resistant, including against hail and wind-blown debris. It is non-combustible and made for outdoor use. It carries a 40-year warranty.