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Advantage Mechanical Supply

Rib Spiral Duct - SRB

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Rib Spiral Code: SRB


DESCRIPTION AND MATERIALS: Single wall round duct made in galvanized steel gauges 18 to 26 according to size. With spiral seam lock and standing ribs. Standard length: 8 ft.

FINISH:

+Normal(galvanized)
+Painted B
+Ready for paint

SELECTION AND PERFORMANCE CHART: Underwriters Laboratories certifies spiro rib calibre 28 from 4” to 60” Diam., Supports from -3 to +10 wg and classified UL listed 181 class 0 air ducts Mh12208 Vol. 3 11/16/83. Specifications SMACNA 95 + 2” wg.