AR-Glass Roving for Concrete Reinforcement from United States
Alkali-resistant (AR) glass rovings are continuous bundles of glass filaments treated to withstand the high alkaline environment of cement and concrete. They are used to reinforce concrete panels, shotcrete, and GRC (glass-reinforced concrete) applications. As untwisted continuous fiber assemblies, they are classified as rovings under this tariff item.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is declared as continuous glass fibre roving, not chopped strands, to match the tariff item
• Keep technical datasheets showing alkali-resistant composition in case CBSA requests verification
• Verify if the roving is pre-treated with sizing that might affect classification