(a) Vacuum outlets for pools, spas and similar installations shall be provided with covers which:
(b) Where a vacuum outlet is internally located in a skimmer which is provided with a cover, a separate cover for the vacuum outlet is not required.
(c) If vacuum cleaner fittings are provided, they shall be located in an accessible position at least twelve (12) inches and no greater than eighteen (18) inches below water level or as an attachment to the skimmers.
010-4 Wyo. Code R. § 4-19