Don’t let your hot tub become the victim of unsightly and harmful algae. There’s no reason you should be forced to avoid using your hot tub because of swampy water. Cut through existing algae and prevent new growth with Leisure Time’s Spa Algaecide. Unfortunately, algae growth can be a common problem in hot tubs and spas unless you take the necessary steps to keep it from happening. Leisure Time offers a fast and effective way to do just that, leaving you with nothing but sparkling, pure water.