Needle-Punched Roofing Underlayment from Canada
Synthetic staple fiber nonwoven sheet over 150 g/m², mechanically entangled for use as breathable underlayment beneath roofing shingles to prevent moisture buildup. Classified in 5603.94.90.50 matching the mechanical entanglement of staple fibers description. Minimal impregnation doesn't trigger Chapter 39 exclusion.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Document basis weight >150 g/m²; distinguish from asphalt-impregnated felts; test for naked-eye visible coatings