Galvanized Steel Rolling Door

$4,650.00 Sale Save

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Door is constructed of 20 gauge galvanized steel clam shell slats assembled with iron end locks. End locks are riveted to every other slat and formed to interlock with curtain of door. Counterbalance shall be by means of helical wound torsion spring (Not Band Type) housed in a 4” steel pipe and anchored to a single 1 ¼” cold rolled shaft by means of heavy duty cast iron plugs. Counterbalance is adjusted by means of a cast iron tension wheel mounted on opposite side of door drive. Tracks and guides shall consist of 3 x 3 x 3/16” and 3 x 2 x 3/16” angle fastened to a 2 1/2” to a 2 1/2” x 2 1/2” x 3/16” mounting iron. Tracks to be welded to existing steel jambs or bolted depending on the wall construction. Bottom irons shall consist of a double 2 x 2 x 1/8” angle bolted together with a U-shaped rubber weather-strip at bottom of door. Hoods shall be 24-gauge sheet metal formed to fit neatly over the end plate. All hood materials shall be hot dipped galvanized

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