SeaKlear introduces SummerPill, a pre-measured slow-release chemical-delivery system for maintaining clean and balanced water, to its AquaPill line. The company says SummerPill’s multi-action formula helps prevent scumlines from suntan lotions and optimizes filter efficiency. The chemical blend is designed specifically for maintenance during the summer swim season. SummerPill can treat up to 15,000 gallons at a time. It also can be used with other sanitizers and on all pool surfaces, according to the firm. Contact: SeaKlear, (866) 995-5327;