400g tub of VWP Cleaner / Steriliser. This advanced powder formulation contains a concentration of essential elements for maximum efficiency and economy. VWP is our most popular cleaner/steriliser for use in homebrewing to sterilise wine, cider, beer and meadmaking equipment. In powder form, there is no loss of strength or cleaning power. A small amount of powder, dissolved in water, becomes a powerful cleaner, stain remover and steriliser. Makes up to 120 gallons of sterilising solution. Resealable container. Takes approximately 10 minutes to sterilise containers and equipment for home brew use.