If your CC is less than .5 ppm you do NOT need to shock. Most people do NOT need to shock weekly. Remember, shock is a verb, not a noun. It a procedure, not a product.
Re: help with first results of the season, ps234
If your CC is less than .5 ppm you do NOT need to shock. Most people do NOT need to shock weekly. Remember, shock is a verb, not a noun. It a procedure, not a product.
Retired pool store and commercial pool maintenance guy.
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