Pre-drilled Acoustic Studs from Canada
Resilient channel pre-drilled 2x4 studs for sound-rated partition walls with staggered notch patterns. Under HTS 4418.99.10.00 as drilled lumber studs for specialized carpentry in commercial interiors. Reduces sound transmission between spaces.
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
• Include STC-rating documentation supporting acoustic design claims
• Ensure drill patterns match US building specs to avoid re-work
• Verify no synthetic resilient channels trigger plastics classification