SPA SHOK ULTRAis a chlorine-free shock treatment specially designed for spas. This oxidizing and reactivating treatment actively eliminates organic waste such as perspiration, body oils and cosmetics, to quickly restore the clarity of spa water. It also prolongs the effects of bromine or chlorine.
If compare to refresh. Spa Shok one is 3 times stronger then Refresh
50 g treats up to 1,000 L of spa water.
Use SPA SHOK ULTRA weekly to keep water crystal clear
