... The Future is Round
The Spiral Duct Manufacturers Association
SPIDA is the professional organization of the manufacturers of Spiral Duct, Flat Oval Duct, Round Duct and related products.
WHY SPIRAL DUCT?
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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
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WHERE CAN SPIRAL DUCT BE USED?
CLICK THE ABOVE MENU TABS TO FIND MORE INFORMATION
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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
