Double Wall Spiral Duct

First there is the larger duct that s visible to everyone.

Double wall spiral duct.

Double wall oval duct detail. These products can be custom built for your project or can be purchased through a stocking distributor in your area for common diameters and lengths. Single wall insulated round ducts. In double wall round spiral duct a metal inner liner insures that high airflow velocities cannot separate insulation by pulling away from the duct s outer wall and.

Stronger than other pipe our pipe is up to 20 stronger than smooth pipe systems of the same gauge due to the added spiral reinforcement. Houston texas 77029 phone. Double wall insulated round duct. Welder round duct detail sheet.

Rectangular duct double wall insulated. Double wall flat oval duct is available in spiral lockseam and longitudinal seam con structions. Double wall also called dual wall insulated spiral pipe offers exceptional thermal and noise control and it is the most reliable durable and permanent method of insulating spiral pipe. Spiral pipe diameter available in 3 inch to 36 inch diameter.

Next there s the second inner spiral duct. Spiral duct semco spiral round and flat oval duct systems provide you with the advantages of automation and mass production without the expense of investing in the required equipment. Our standard double wall duct and fittings have galvanized sheet metal outer walls and a layer of fiberglass insulation surrounding the inner liner. Spiral pipe gauge we manufacture spiral pipe in 18 20 22 24 gauge galvanized metal.

No painting required will last years outdoors. Smc double wall round spiral duct is a dependable erosion resistant alternative to lined round spiral duct providing improved protection for insulation exposed to the airstream. Aluminum round duct fittings. Turning vane rail.

Dura flange detail sheet. Like our double wall products the outer metal shell is the basis of construction. These two components help ensure a more consistent airflow temperature during delivery. Double wall spiral ducts are as the name suggests comprised of two walls.

713 672 0509 toll free 877 774 duct 3828. Biyang double wall spiral duct is also named dual wall spiral pipe double wall round duct and double wall insulated duct. Duct direct 8610 wallisville rd.