Double Wall Spiral Duct Fittings

Gauge schedule size dia.

Double wall spiral duct fittings.

Houston texas 77029 phone. Rectangular duct double wall insulated. Spiral pipe 3 16 26 18 26 24 28 40 22 42 50 20 52 84. The inner liner connectors are extended to mate the inner liners before the outer shells are mated.

X degree fahrenheit and 3 inches 0 09 btu hr x sq. Double wall pipe and fittings with e z flange and barrel clamp or standard slip connection sheet metal connectors inc. Dual wall pipe and fittings are joined by slip connectors and fitting collars. 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.

Double wall round spiral duct has two different types of applications. Aluminum round duct fittings. Turning vane rail. Doublewall spiral pipe and fittings for commercial and industrial hvac ductwork.

Double wall insulated round duct. Dual wall duct is also available in 2 3 and 4 thickness. With barrel clamp or standard slip construction. It is a kind of metal duct designed and produced to offer an excellent acoustical and thermal function for hvac ductwork applications.

Double wall round spiral duct and fittings are one part of our complete line of hvac products. Duct direct 8610 wallisville rd. Single wall round spiral duct and fittings construction standards air distribution corporation air distribution corporation spiral duct and fittings are manufactured in accordance with applicable smacna ashrae and spida standards. Biyang double wall spiral duct is also named dual wall spiral pipe double wall round duct and double wall insulated duct.

As with single wall spiral pipe dual wall fittings are male and dual wall pipe is female so simple efficient and economical slip joint installation is available to the contractor for many especially light commercial applications. Welder round duct detail sheet. 713 672 0509 toll free 877 774 duct 3828. This insulation has thermal conductivity of 0 26 btu in hr.

Double wall spiral available with insulation thicknesses of 2 inches 0 13 btu hr xsq. 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. Ft f at 75. Doublewall spiral pipe catalog specs.

All sizes shall be listed using inside dimensions. 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.