DUCTWORKS INC.
All Pipe (5 ft. duct length)
All Fittings
Connections: T.D.C. (Flanged) or Slip and Drive
Duct liner insulation available
Also Available: Aluminum and Stainless
T.D.C. Nuts, Bolts and Butyl Gasket Tape
SHOP STANDARDS
0-18 inches- 26 gauge
19-30 inches- 24 gauge
31-40 inches- 22 gauge
41 inches and over 20 gauge