NOT KNOWN DETAILS ABOUT POOL ATTENDANT VS LIFEGUARD RESPONSIBILITIES

We advocate testing right after sunset and at sunrise to examine if algae is consuming chlorine in the absence of daylight (see OCLT).Whatever the TA is, and I also included borates that can help mitigate the PH drift but among the SWG and also the two' drop for my spa spill about there is always an abundance of aeration to travel up my PH.プラ�