Available in most sizes and configurations, Sheet Metal Connectors manufactures doublewall concentric transitions using industry-leading fabrication equipment. Our doublewall concentric transitions are made with stiffening beads on duct sizes 19” wide and larger which have more than 10 square feet of unbraced panel. This requirement is applicable to 20 gauge or less in thickness as well as 3” W.G. or less.
Request a Quote Submittal PDFDoublewall concentric transitions are usually fabricated using Pittsburgh seams. Fittings come completely assembled and with all accessories installed.
Double concentric transition fittings are constructed with TDC end treatments. There are two different types of applications:
• Acoustical double wall duct for noise control
• Thermal double wall duct for temperature control
Contact us for a quote or to learn more about doublewall concentric transitions.
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
Rect. Doublewall
