This decking cleaner and reviver from Ronseal is designed to prepare your decking for new coatings, ensuring maximum adhesion by opening the pores of the wood. It effectively removes dirt, grease, fungus, stains, algae, and mildew, reviving weathered decking. The product is ready to use and can be applied with a brush. It requires 24 hours to dry and covers approximately 5m² per litre. Please note that delivery is not available to the Isle of Wight, Isle of Man, and Ireland.