(1) Every swimming pool shall have inlets of such size and spaced so as to facilitate uniform circulation of water throughout the pool.
(2) There shall be no direct connection between the piping system of the pool and the domestic water supply system unless there is a device which protects against back-flow in a manner approved by the medical officer of health.
(3) The inlets in pools constructed after the commencement of these Regulations shall be sufficiently submerged so as to prevent the loss of chlorine or other disinfectant solution.