Steel Flexible Ventilation Duct Connector
Round flexible steel tubing with helical corrugations for connecting HVAC ductwork, allowing movement and vibration isolation. Under HTS 8307.10.60.00 as other flexible steel tubing for air handling systems. Diameters typically 4-12 inches.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for large-diameter industrial duct structures
Heavy steel ducting shifts to Chapter 73 structures of iron/steel.
If when part of complete HVAC fan assemblies
Fan-specific ducting is classified with the machinery in Chapter 84.
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Import Tips & Compliance
• Include airflow velocity ratings and fire resistance test results per UL standards
• Specify gauge thickness (e.g
• 28-30 ga.) for proper statistical reporting
• Bundle with clamps if sold as sets to maintain flexible tubing classification
Related Products under HTS 8307.10.60.00
Steel Flexible Conduit for Electrical Wiring
Helically wound steel flexible tubing used to protect electrical wires in industrial and construction applications. Classified under HTS 8307.10.60.00 as other flexible iron/steel tubing. Provides grounding continuity.
Flexible Steel Braided LP Gas Line
Stainless steel corrugated core with braid jacket for propane grill and heater connections. HTS 8307.10.60.00 covers this as other flexible steel tubing for fuel gas. CSA-certified with quick-connect fittings.
Stainless Steel Corrugated Flexible Gas Hose
This flexible tubing made of stainless steel features a corrugated design for enhanced flexibility and is commonly used to connect gas appliances like stoves and dryers to supply lines. It falls under HTS 8307.10.60.00 as flexible tubing of iron or steel, other than those specifically for heat exchangers or bellows types. The hose includes threaded fittings for secure installation.
Galvanized Steel Braided Water Supply Line
A flexible connector made from galvanized steel with external braided reinforcement, used for plumbing connections between faucets and shut-off valves. Classified under HTS 8307.10.60.00 as other flexible iron/steel tubing, it provides durability and kink resistance. Typically 12-20 inches long with brass fittings.
Steel Annulated Flexible Drain Hose
Corrugated steel tubing designed for drainage applications in appliances like washing machines and sinks, offering flexibility and crush resistance. It qualifies under HTS 8307.10.60.00 as other flexible steel tubing not specified elsewhere. Often features plastic-coated ends for connection compatibility.
Flexible Stainless Steel Braided Dishwasher Supply Line
Stainless steel flexible tubing with braid reinforcement, equipped with elbow fittings for connecting dishwashers to water supply. Falls under HTS 8307.10.60.00 as other iron/steel flexible tubing for household appliances. Provides 360-degree swivel for easy installation.