All Doublewall Spiral Products

Double Wall 45° Lateral with E-Z Flange and Barrel Clamp

Sheet Metal Connectors, Inc. double wall duct has a complete line of compatible fittings. Fittings can be fabricated with standing seam, elbow lock or welded seam construction. Double wall fittings can be fabricated to desired length and many different configurations. All sizes shall be listed using inside dimensions.

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