Public pool means a structure, basin, chamber or tank containing or intended to contain an artificial body of water for swimming, water sport, water recreation or entertainment, but does not include,
- pools operated in conjunction with less than six dwelling units, suites or single family residences or any combination of them,
- pools that are used only for commercial display and demonstration purposes,
- wading pools,
- hydro-massage pools, or
- pools that serve only as receiving basins for persons at the bottom of water slides.