Double Wall Spiral Duct Fittings

Double wall oval duct detail.

Double wall spiral duct fittings.

Double wall spiral available with insulation thicknesses of 2 inches 0 13 btu hr xsq. Acoustical double wall for noise control thermal double wall duct for temperature control smc double wall round spiral pipe and fittings are manufactured with an e z flange with barrel clamp e z flange jr. Houston texas 77029 phone. Biyang double wall spiral duct is also named dual wall spiral pipe double wall round duct and double wall insulated duct.

Rectangular duct double wall insulated. Dual wall duct semco dual wall duct and fittings are made with 1 of fiberglass insulation sandwiched between the outer shell and a solid or perforated inner metal liner. Welder round duct detail sheet. Double wall round spiral duct has two different types of applications.

Almost all of the fittings available for single wall spiral pipe are available for dual wall spiral pipe giving the designer the same flexibility enjoyed with a single wall system. Doublewall spiral pipe catalog specs. Spiral pipe 3 16 26 18 26 24 28 40 22 42 50 20 52 84. It is a kind of metal duct designed and produced to offer an excellent acoustical and thermal function for hvac ductwork applications.

With barrel clamp or standard slip construction. All sizes shall be listed using inside dimensions. Double wall pipe and fittings with e z flange and barrel clamp or standard slip connection sheet metal connectors inc. X degree fahrenheit and 3 inches 0 09 btu hr x sq.

Duct direct 8610 wallisville rd. Gauge schedule size dia. Round spiral duct fittings. Turning vane rail.

Aluminum round duct fittings. Dual wall duct is also available in 2 3 and 4 thickness. The inner liner connectors are extended to mate the inner liners before the outer shells are mated. Ft f at 75.

Dual wall pipe and fittings are joined by slip connectors and fitting collars. This insulation has thermal conductivity of 0 26 btu in hr. Double wall round spiral duct and fittings are one part of our complete line of hvac products. Doublewall spiral pipe and fittings for commercial and industrial hvac ductwork.

Dura flange detail sheet. 713 672 0509 toll free 877 774 duct 3828.