SPIDA, the professional organization of manufacturers of Spiral Duct, Flat Oval Duct, Round Duct and related products.
What?
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Spiral pipe is formed from a coil of prime metal into rigid steel tubing with a 4-ply spiral lockseam.
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Smooth interior pipe for low friction loss with the grooved seam entirely on the outside.
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Crushing resistance approximately 2 ½ times that of longitudinal lockseam or welded pipe
Where?
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High Efficiency VAV Systems, the Most Efficient System Available
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HVAC Applications
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Can be Fabricated as Flat Oval
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Dust Removal and Fume Exhaust
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Spiral Pipe Used in Grain Handling and Material Conveyance
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Spiral Pipe in Architectural Applications
Why?
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Lower Heating and Cooling Energy Use
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Reduced Air Leakage with Spiral and Flat Oval Duct
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Faster Installation Time with Spiral Duct
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Less Material Waste with Spiral and Flat Oval Duct
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Attractive appearance
