Bostik ACADEMY Floor Preparation Below are the tutorial videos for our Floor Preparation Segment. Here you will find information on our Bostik RENO (Subfloor Preparation), HYTEC (Damp proof membranes), GRIP (Primers) and SL (Self-Levelling Compound) Products. RENO HYTEC GRIP SL TECHNIS reno Product Presentation - RENO (Subfloor Preparation) RENO HYTEC GRIP SL TECHNIS hytec Product Presentation - HYTEC (Damp Proof Membranes) RENO HYTEC GRIP SL TECHNIS grip Product Presentation - GRIP (Primers) RENO HYTEC GRIP SL TECHNIS sl Product Presentation - SL (Self Leveling Compound) Product Presentation - SL REPAIR MORTARS RENO HYTEC GRIP SL TECHNIS technis Product Presentation - TECHNIS (Screeds)