EASY Algae Remove & Seal is a professional grade algae, mould and lichen killer, specifically designed to cleanse the surface of contamination and leave a durable seal to prevent moisture ingress and contaminants returning. This easy to use formula can be used on paths, patios, decking, walls, roofs and is ideal for use on garden furniture. Active ingredients work on the surface to clean, kill and seal in one simple application. Specifications Coverage: 3L seals up to 18m² Note: Coverage depends on the porosity of the surface & its texture. If the surface is particularly uneven or particularly porous, more liquid will be used. Cleaner and sealer in one Easy to use Continues to work for up to 12 months Brief usage instructions PRECAUTIONS ALWAYS TEST A SMALL HIDDEN AREA BEFORE USE Do not contaminate foodstuffs, eating utensils or food contact surfaces. Wash hands and exposed skin before meals and after use.This material and its container must be disposed of in a safe way. Surface sho