Preformed Fiberglass Pipe Insulation from Japan

Molded sections of glass wool insulation fitting standard pipe sizes for hot water lines in residential systems. Falls under 7019.80.10.20 as pipe coverings made from qualifying glass wool per Chapter 70 silica requirements. Retains glass wool character even with minimal coatings.

Duty Rate — Japan → United States

14.9%

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

Certify compliance with ASTM C547 standards for pipe insulation in entry docs

Avoid over-declaring weight from metal bands

Common issue: confusion with duct wrap under different subheading