International Interfill 833 base is part-A of an easy to sand, finishing filler that corrects minor surface defects before the final coat. For use over Interfill 830, it can be applied using a trowel, filling knife or fairing batten. 2.5 Litres.

Please note: this is part A, please purchase part B separately. B Standard-Cure: 5-60761, B Fast Cure: 5-60762.