The Ronseal Decking Cleaner & Reviver – cleans and revives decking in minutes. The fast acting formula restores and brightens decking by removing dirt, moss, mould, algae, fungus, stains, and mildew. It also restores the natural beauty of weathered wood and prepares the surface for further treatment. Removes dirt, mould & stains Restores & brightens weathered wood Prepares surface for stain or oil Fast acting & easy to use