Check the listing for details. Natural Chemistry Pool Perfect + Phosfree 3L. Condition: New. Listed at 66.99 USD. Weekly maintenance product that adds enzymes and removes phosphates Regular pool maintenance is easy with Natural Chemistry’s Pool Perfect + PHOSfree. The benefits of our SMARTZyme technology combined with our phosphate removal provides superior water quality with less work. Pool Perfect + PHOSfree​ is added to the skimmer and contains a non-clouding phosphate remover. Add weekly to maintain near zero phosphate levels Cleans waterline and filter while reducing surface oils and other non-living organics SMARTZyme technology reduces frequency of filter cleaning and scrubbing scum lines The benefits of Pool Perfect and Phosfree combined Weekly dosage will improve water quality and reduce maintenance EPA Registration No. 20211-76-1 SHIPPING: We will do our best to ship your order based on the shipping method selected, however in some cases, your shipping method may need to be modified to meet shipping requirements based on the carrier. Our current carriers used are UPS, FedEx and USPS. Please contact us directly through the "Contact Seller" link if you need UPS, FedEx or USPS specifically for your order.