VWP cleans and sterilises in one operation. Dissolve 1-2 teaspoons of VWP in a gallon of warm water. Make sure that the solution reaches every part of the vessel to be cleaned, either by agitation or complete immersion. 5-10 minutes is sufficient for normal use. Leave to soak for an additional period in a stronger solution if vessel is particularly soiled. Soak overnight if heavily soiled. Rinse thoroughly in clean cold water. VWP cleans and sterilises in one operation. Regular use for all winemaking and brewing equipment will ensure a high standard of cleanliness.