Medium Density Fiberboard Underlayment Sheets from United States
Medium-density fiberboard underlayment sheets are MDF sheets with a density of 0.35–0.5 g/cm³ used as flooring underlayment, produced by bonding wood fibers with resins under heat and pressure. They fall under tariff item 4411.94.00 as low-density fiberboard, ideal for leveling floors before final flooring installation.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the density is within the specified range and keep technical datasheets
• Note that underlayment may be considered a building material, so check for any applicable standards
• Ensure the sheets are declared as fiberboard, not as flooring