Aerating pumps for aquaria; Aquarium pumps; Cleaning machines for ponds; Electric pumps for aquarium; Electrical water pumps for swimming pools; Mobile submergible cleaning machines for cleaning fish farming nets underwater; Pumps as parts of machines, motors and engines; Valves as machine components; Water aeration systems comprising water pumps, air compressors and air blowers; Water pumps for swimming pools; Water treatment equipment, namely, pumps for use in irrigation systems