Reaction to fire classification reports Reaction to fire classification HOTwood ash Open and closed cladding with minimum 19,5 mm thickness - B-s2,d0 Reaction to fire classification HOTwood pine/Clear Pine closed vertical cladding with minimum 19,5 mm thickness - B-s1,d0 / B-s2,d0 Reaction to fire classification HOTwood pine/clear pine horizontal closed cladding with minimum 21 mm thickness - B-s2,d0 / B-s3,d0 Reaction to fire classification HOTwood pine/clear pine vertical open cladding ≤ 8 mm gap - B-s2,d0 / B-s3,d0 Reaction to fire classification report Accoya profiles with minimum 22mm thickness - D Reaction to fire classification report HOTwood ash/clear pine Shiplap QC - D-s2, d0 Reaction to fire classification report HOTwood ash/pine/clear pine closed profiles with minimum 18mm thickness - D-s2,d0 Reaction to fire classification report HOTwood bamboo closed cladding without QuickClip© - B-s1,d0 Reaction to fire classification report HOTwood bamboo closed QuickClip© cladding - B-s1,d0 Reaction to fire classification report HOTwood bamboo decking board - B-s1 Reaction to fire classification report HOTwood bamboo Open Line 5 mm - C-s1,d0 Reaction to fire classification report HOTwood bamboo Plus Line 5 mm - C-s1,d0 Reaction to fire classification report HOTwood pine Open cladding with fire-retardant clip - B-s2,d0 Reaction to fire classification report HOTwood pine Shiplap QC - B-s1,d0 Reaction to fire classification report Oak closed profiles - B-s1,d0 Specifier's guide – lifespan expectancy of polymeric fire-retardant treated timber cladding
