Double Wall Spiral Duct Fittings

Rectangular duct double wall insulated.

Double wall spiral duct fittings.

Ft f at 75. Round spiral duct fittings. X degree fahrenheit and 3 inches 0 09 btu hr x sq. Turning vane rail.

Houston texas 77029 phone. Gauge schedule size dia. 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. Doublewall spiral pipe catalog specs.

The inner liner connectors are extended to mate the inner liners before the outer shells are mated. Duct direct 8610 wallisville rd. 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.

Double wall oval duct detail. Welder round duct detail sheet. Dura flange detail sheet. Doublewall spiral pipe and fittings for commercial and industrial hvac ductwork.

This insulation has thermal conductivity of 0 26 btu in hr. Dual wall duct is also available in 2 3 and 4 thickness. Dual wall pipe and fittings are joined by slip connectors and fitting collars. With barrel clamp or standard slip construction.

Double wall pipe and fittings with e z flange and barrel clamp or standard slip connection sheet metal connectors inc. Spiral pipe 3 16 26 18 26 24 28 40 22 42 50 20 52 84. 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.

Double wall insulated round duct. 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. Double wall round spiral duct and fittings are one part of our complete line of hvac products. Aluminum round duct fittings.

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. Double wall spiral available with insulation thicknesses of 2 inches 0 13 btu hr xsq.