VSP is a sump pump with a semi-open impeller. It is designed to handle water with minimum amount of solids. VSP Non-Clog is a sump pump with an enclosed impeller, it is designed to handle water with solids up to 100 mm in diameter. Standard construction material for both models is cast iron, but these pumps can be made of other materials on request.
Ruhrpumpen offers 28 different standard sizes of VSP sump pumps and 18 standard sizes of VSP Non-Clog pumps. Engineering experience gained by Ruhrpumpen makes it possible to manufacture pumps of this model in special design, big standard sizes and using any materials as required by the customer.