Nature2 Spa uses patented mineral-bed technology. Its innovative process significantly improves the look, feel and smell of your spa water. Managing your spa is easier than ever. Nature2 Spa slips into your spa filter and lasts up to four months.
*MPS - Potassium peroxymonosulfate (also known as MPS, potassium monopersulfate, and the trade names Caroat and Oxone)
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