Single-Wall Rectangular Duct and Fittings

McGill AirFlow's single-wall, rectangular duct and fittings are factory fabricated to furnish you with a high-quality line of products in a broad range of standard sizes. To minimize field-assembly costs, rectangular duct is supplied in lengths up to 6 feet. Longitudinal seams are typically made with Pittsburgh locks or button-punch snap locks. In addition to economical TDC™ transverse duct connectors, S & drive slip joints, four-bolt connectors, and applied duct connectors are available. Rectangular ductwork can be shipped completely assembled or knocked down. McGill AirFlow's standard rectangular products are fabricated to meet SMACNA's 1995 duct construction standards. Plus, we can custom fabricate rectangular ductwork for commercial and industrial applications according to your specifications.

Available Materials and Thicknesses

Construction
Materials (3)
Thicknesses
Uni-Seal™
(Pittsburgh Lockseam)
Galvanized Steel
28-18 gauge (1)
Stainless Steel
26-22 gauge (2)
Aluminum
0.032-0.063 inch
Uni-Seal
(Button-Punch Snap Lock)
Galvanized Steel
28-20 gauge
Stainless Steel
26-22 gauge
Aluminum
0.032-0.063 inch
Pittsburgh Lockseam
Button Punch Snap-Lock

(1) Galvanized steel fittings with Pittsburgh lockseam construction are also available in 16 gauge.

(2) Stainless steel fittings with Pittsburgh lockseam construction are also available in 20 gauge.

(3) SilverGuard™ rectangular, single-wall duct and fittings (pre-coated with an antimicrobial) are available on special order.


UNI-GASKET fittings

 

 
McGill AirFlow's Single-Wall Rectangular Duct and Fittings:

Single-Wall Rectangular
With Acousti-Line™ Insulating Liner
Available Connectors
Automated Production

 

 


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An enterprise of United McGill Corporation—Family owned and operated since 1951

Unless otherwise noted, all (™) trademarks and (®) registered trademarks are property of United McGill Corporation.

Products depicted were current at the time of publication. All product designs, specifications, and features are subject to change without notice.