Sheet Metal Connectors, Inc. double wall duct has a complete line of compatible fittings. Our Double Wall 45 Degree Lateral with E-Z Flange and Barrel Clamp fittings are manufactured in the Upper Midwest in our yellow-label union shop. Double wall fittings can be fabricated with standing seam, elbow lock or welded seam construction, and can be manufactured to desired length and many different configurations. All sizes shall be listed using inside dimensions.
Doublewall is available in 1”, 2”, or 3” insulation thickness
Submittal PDFInside dimensions
A, B, C
C + 2 x 1.414 + 9″=Length
All Double Wall 45 Degree Lateral fittings can be manufactured with:
• E-Z Flange Jr. with Barrel Clamp 6” to 24” Diameter
• E-Z Flange with Barrel Clamp 26” to 96” Diameter
Contact us for a quote or to learn more about Double Wall 45 Degree Lateral with E-Z Flange and Barrel Clamp fittings.
Doublewall Spiral
Double Wall 90 Degree Elbow with E-Z Flange and Barrel Clamp
Doublewall Spiral
Doublewall Spiral
Double Wall E-Z Flange Jr. with Barrel Clamp — 6-inch to 24-inch
Doublewall Spiral
Doublewall Spiral
Double Wall 45 Degree Angle with E-Z Flange and Barrel Clamp
Doublewall Spiral
