Cast Iron Soil Stack Pipe 3-inch from Canada
3-inch diameter cast iron pipe engineered for vertical soil stacks in multi-story buildings to carry waste from plumbing fixtures to sewers. HTS 7303.00.00.30 applies as it's a specialized soil pipe with thick walls for structural support and durability. Typically features hubless or hub-and-spigot ends.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Ensure pipes are marked with 'CI' casting symbol and size per ASTM standards for customs verification
• Obtain plumbing engineer specifications confirming DWV use to support soil pipe classification
• Beware length restrictions; pipes over 20ft may require special crating and higher freight classification