June 24, 2024 Technical Bulletin No 42 – FloorworX Floor Coverings Preparation of Sub-floor with Bitumen Residue – March 2024-uploaded on 24 Jun 2024 Nismail Technical Bulletin No 42 - FloorworX Floor Coverings Preparation of Sub-floor with Bitumen Residue - March 2024-uploaded on 24 Jun 2024