Premium Rubber Edge The Rubber Ramp Edge Tiles are available in a 30mm and 20mm thickness and provide a safe transition to lower floor levels. Floor adhesive is required to fix the ramp tiles in place. Key Points: Tile Colour – Black Base layer 3-4mm granules Surface Layer – Surface layer fine granules with 15% EPDM black fleck Floor Hardness – is 55+/-5 ShA Installation – Floor adhesive is required to fix the ramp tiles in place. Resistance to chemicals – good resistance to acids, alkalis and salts. Contact with oils and hydrocarbons is not advisable and will damage the floor tiles. Tools Required for Fitting – Stanley knife, Rubber Hammer Cleaning – Vacuum on the general setting, then lightly mop with a microfibre mop and water mixed with a ph neutral cleaner. Do not flood the floor with water