SPIDA, the professional organization of manufacturers of Spiral Duct, Flat Oval Duct, Round Duct and related products.

What?
-
Spiral pipe is formed from a coil of prime metal into rigid steel tubing with a 4-ply spiral lockseam.
-
Smooth interior pipe for low friction loss with the grooved seam entirely on the outside.
-
Crushing resistance approximately 2 ½ times that of longitudinal lockseam or welded pipe

Where?

-
High Efficiency VAV Systems, the Most Efficient System Available
-
HVAC Applications
-
Can be Fabricated as Flat Oval
-
Dust Removal and Fume Exhaust
-
Spiral Pipe Used in Grain Handling and Material Conveyance
-
Spiral Pipe in Architectural Applications


Why?

-
Lower Heating and Cooling Energy Use
-
Reduced Air Leakage with Spiral and Flat Oval Duct
-
Faster Installation Time with Spiral Duct
-
Less Material Waste with Spiral and Flat Oval Duct
-
Attractive appearance