Wet pour is simple to maintain by simply following these preventative and reactive steps: Only allow appropriate footwear to be used on the surface (high-heels and studs can damage the surface), Sweep leaves and other debris away from the surface, Routinely clean using hot water (not boiling) and soap to remove stains or mud whilst preventing moss, algae and vegetation build-up, Remove of any singular weeds or plants by hand or groups of weeds using domestic weed killer but oil-based weed killers must not be used.