Double Wall Spiral Duct

Houston texas 77029 phone.

Double wall spiral duct.

Double wall spiral ducts are as the name suggests comprised of two walls. All spiral duct 8 diameter and larger shall incorporate multiple corrugations between spiral seams. Our standard double wall duct and fittings have galvanized sheet metal outer walls and a layer of fiberglass insulation surrounding the inner liner. Doublewall spiral pipe catalog specs.

Which is the best material for making double wall spiral duct. Dual wall also called double wall insulated spiral pipe. First there is the larger duct that s visible to everyone. Doublewall spiral pipe and fittings for commercial and industrial hvac ductwork.

Double wall round spiral duct and fittings are one part of our complete line of hvac products. Dual wall insulated spiral pipe consists of two concentric spiral pipes with insulation filling the space between the pipes. Poly vinyl coated copper paint grip stainless 304 aluminized steel galvanized g60. Double wall flat oval duct is available in spiral lockseam and longitudinal seam con structions.

With barrel clamp or standard slip construction. Duct direct 8610 wallisville rd. All sizes shall be listed using inside dimensions. Double wall ductwork and fittings duct is of spiral lock seam construction with a mechanically formed seam locking indentation evenly spaced along the spiral seam.

Inner and outer duct will be of spiral lockseam construction. It is shipped from the factory with the insulation pre installed reducing job site labor costs. Double wall round spiral duct has two different types of applications. Double wall pipe and fittings with e z flange and barrel clamp or standard slip connection sheet metal connectors inc.

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.