Double Wall Insulated Spiral Duct Pricing

Spiral duct mounted grilles 10 air distribution accessories 11 fire dampers 12 ceiling radiation dampers 13 access doors 14 access panels 15 flexible duct systems 16 flexible duct accessories 17 roof exhaust direct drive 18 19 roof exhaust belt drive 20 22 upblast roof exhaust belt drive 23 24 fan accessories 25. Double wall round spiral duct and fittings are one part of our complete line of hvac products. Spiral pipe diameter available in 3 inch to 36 inch diameter.

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Duct direct 8610 wallisville rd. It is a kind of metal duct designed and produced to offer an excellent acoustical and thermal function for hvac ductwork applications. Doublewall spiral pipe and fittings for commercial and industrial hvac ductwork. 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.

Biyang double wall spiral duct is made of big spiral duct outside insulation in the middle and small spiral duct inside. 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. Zen s 1 inch insulation has a thermal conductance of 0 27 btu hr x sq. Duct insulation is also critical in reducing hvac system noise.

Spiral pipe gauge we manufacture spiral pipe in 18 20 22 24 gauge galvanized metal. Here are some of the product options for round insulated duct that are available from spiral pipe of texas. No painting required will last years outdoors. The insulation in our double wall spiral and fittings has both acoustical and thermal benefits.

Houston texas 77029 phone. Double wall pipe and fittings with e z flange and barrel clamp or standard slip connection sheet metal connectors inc. It can reduce radiated noise by 25 db or more compared to fiberglass duct board. Double wall construction allows you to contain the insulation media between an inner and outer metal shell.

It is shipped from the factory with the insulation pre installed reducing job site labor costs. Biyang double wall spiral duct is also named dual wall spiral pipe double wall round duct and double wall insulated duct. Our double wall duct and fittings also control radiated noise better than similar sizes and shapes of externally insulated sheet metal duct. 713 672 0509 toll free 877 774 duct 3828.

Dual wall insulated spiral pipe consists of two concentric spiral pipes with insulation filling the space between the pipes. Double wall duct and fittings can reduce radiated noise by 25 db or more compared with fiberglass duct board and by 30 db or more com pared with insulated flexible duct. 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. Dual wall also called double wall insulated spiral pipe.