About This ItemHTH Shock is the original swimming pool shock designed to boost chlorine levels and kill bacteria and algae for a clean, clear pool. Traditional chlorine products contain cyanuric acid CYA. When too much CYA builds up, it can cause overstabilization or chlorine lock and cloud your water. The fastacting, fastdissolving Cal Hypo based formula in HTH Shock provides chlorination without adding extra CYA for a beautiful sparkle all season. This pool shock is great for all pool types and wont fade your pool liner. How To Use HTH ShockFollow the onpack instructions according to your pool size to add HTH Shock directly to swimming pool water or skimmer. For best results, apply HTH Shock as part of your weekly pool care routine to keep free available chlorine levels between 1 and 4 ppm. About HTH Pool CareHTH was developed with the pool owner in mind. We know that maintaining your pool water can be a lot of work. Thats why were here every step of the way, helping you clear the...

HTH Pool Care Shock

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HTH Pool Care Shock

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