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Shock, Oxidize and Sanitize with Ultima S.O.S. Ultima S.O.S. is a multi-function formula that shocks, oxidizes and sanitizes. You can swim in as little as 15 minutes after S.O.S. works its 4-in-1 action to eliminate organic wastes. Read our blog entry here
Ultima S.O.S. Features
Contains Oxone by DuPont
Boosts free chlorine levels
Contains no calcium
Buffered; will not affect water balance
Only 1 lb. treats 10,000 gallons
Features 4-in-1 action: shocks, oxidizes, sanitizes and boosts free chlorine
Ultima S.O.S. Applications
Use weekly to maintain sparkling clean water.
Since S.O.S. is buffered, it will not affect water balance. S.O.S. is specially formulated to prevent dull, hazy water. Add S.O.S. to pool water every week to oxidize contaminants introduced by bathers and to maintain sparkling clean water.
Chlorine, bromine, ozone and salt water sanitizing systems
S.O.S. is a quick-dissolving shock, oxidizer and sanitizer in one.