New Multifix 603 vs its competitors: how it performs under pressure. By: Charlenne Woodcock on 21st March 2025 Products B3 foam Multifix 603 Comparison Daniel tests the Multifix 603 over 3 other equivalents on the market to see how it expands, explaining the importance of the expansion rate and structure and which one is best. Watch to find out! #multifix #b3foam #carpentry Featured: Daniel Woodcock Head of Product & Innovation Related posts In this video, Daniel explains the differences between the mitre kits that Multifix stock and which option is best for you. You can buy the products mentioned in this video here: Anti-yellow... Watch 's story