Aerating pumps for aquaria; Air pumps for hydroponics; Air stones for aquariums; Aquarium pumps; Axial flow pumps; Centrifugal pumps; Circulating pumps; Cleaning machines for ponds; Compressed air machines; Compressed air pumps; Electric pumps; Pumps and compressors as parts of machines, motors and engines; Pumps for machines; Submersible pumps; Sump pumps; Vacuum pumps; Water aeration systems comprising water pumps, air compressors and air blowers; Water pumps for hydroponics; Water treatmen...