No Dran Acid Washâ„¢   Complete Kit  for 10,000 gallon pool United Chemicals ND-10000 Now...you can remove pool surface stains that up to now have meant draining the pool and acid washing. If you have priced an acid wash recently, you'll find you will also SAVE significant amounts of money using UNITED CHEMICAL's kits. Acid washing removes plaster and therefore shortens the life of the pool surface. UNITED's No Dran kit minimizes these and other problems. Anyone can perform this process with NO prior pool experience. Just follow the easy instructions and brush the pool with the pool brush. NO SCRUBBING...Just brush as usual. United's powerful chemistry will do the rest. The stains soak right off the pool surface. If you use Pool Stain Treatâ„¢ regularly, you may never have to do this or any other stain removal process again. No Dran Acid Wash kit works on any pool surface, including fiberglass, painted, vinyl and marcite.