Multi-purpose high pressure washers; Pipe cleaning machines; Pipe clearing machines; Pond and water garden aeration systems comprising water pumps, air compressors, air blowers and a finned wheel for pressurizing and aerating ponds and aquariums; Pumps being machines for the beverage industry; Reciprocating vacuum pumps; Vacuum pumps; Water pumps for hydroponics; Water pumps for motors and engines; Water pumps for use in motors and engines