HTH Spa Active Oxygen Tabs 20g

20 g tablets. Very high average oxygen content available. Powerfully oxidises the organic matters in the spa water. No smell of chlorine. Will not irritate the eyes or skin. Suitable for all water, including very hard water. Compatible with all filtration equipment. Effective regardless of the pH of the treated water. Very fast acting. Can be used in conjunction with Fi Clor Non Chlorine shock as an alternative to Fi Clor Active Oxygen Tabs & Liquid System