Waterproofing Cement Mortar from Mexico
Polymer-cement mortar with crystalline waterproofing agents for basements and pools. Seals pores upon hydration, nonrefractory. HTS 3824.50.00 for such protective nonrefractory mortars.
Duty Rate — Mexico → 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
• Test waterproofing efficacy certificates required
• SDS for crystalline chemicals mandatory
• Differentiate from coatings under 3209