Chlorinator and intex http://www.wsdyty.com maintenance kits will keep your pool clean from algae and bacteria. If you do not have an intex saltwater system, you will need to add chlorine to your pool. How long should I run my Intex Pump? We recommend circulating the entire pool water once every day; refer to the table (Intex Filter Pump 530 gph frame and fast set pools crystal clear model 603) or the instructional DVD video that came with your pool for operating time. You may extend the operating hours depending on water, ambient conditions and heavy pool usage. Note: we do not suggest operating the pump for more than 8 hours per day. Can we use the pool while the filter pump is operating? Is it safe? No, due to international standards, the filter pump is not to be operating if pool is in use and/or occupied. All intex pumps are safe and have complied with UL, CSA, ETL, and EN safety standards, howvever common sense applies that absolute safety is guaranteed by not having it running when you are in your pool. What is the life of the filter pump? Intex testing has determined Estimated filter pump life is approximately 2,000 hours, which is about http://www.wsdyty.com summer seasons of normal usage. Does a filter pump have to be used with my INTEX above ground pool? Yes, for hygienic purposes we recommend a filter pump be used with all INTEX 8' or larger above ground pools.