1
Chemicals for the treatment, purification and softening of water and for the maintenance of water filters and pipes
6
Metal swimming pools, metal shelter structures for swimming pools, metal tubing, water tanks of metal for industrial purposes; and pipes of metal
7
Water separators of metal, namely, oil and dust separators; electric pumps for swimming pools, water pumps for use in motors and engines, and structural parts thereof; spraying machines; water filtering cartridges, namely, filters for swimming pool filtering machines; motors and engines for machines, the foregoing excluding motors and engines for vehicles
9
Electronic apparatus and instruments for conducting, switching, regulating or controlling water, namely, electric motor control units for swimming pool, spa, water park and fountain pumps
11
Water filtering apparatus, water sterilizers, water purifiers, apparatus and installations for softening water; installations for conducting and distribution of water, namely, hydrants and irrigation sprinklers, water heaters and coolers, pressurized hot water tanks
19
Non-metallic swimming pools, non-metallic shelter structures for swimming pools, non-metal filtering tubes used to prevent storm water runoff pollutants from entering sewer systems; non-metal sump reservoirs for use in construction of basement waterproofing systems; non-metal water pipes
21
[ Sprinkling devices, namely, lawn sprinklers, grass sprinklers ]
35
Business management for the manufacture and marketing of goods for swimming pools and irrigation and goods for conducting, pumping, filtration, treatment and purification of water
40
Water treatment and purification