Does the pump keep the pool walls and bottom clean? No. . Can I hook up a vacuum to the pump? . How often do I have to replace the filter cartridge? The filter cartridge should be removed and checked at least once a week. Clean pool water thoroughly (If Easy Set Pool make sure the top ring is properly . You should drain and clean your hot tub every 3 - 4 months. . If you have backup replacement filter cartridges, I recommend soaking the filters for 24 hours . Your local pool or hot tub supply store may offer a filter cleaning service if you don't . Give your Intex pool it's best performance by using genuine Intex brand, easy to clean, Dacron material filter cartridges. Built for Intex filter pumps and Krystal . Made from easy to clean Dacron filter material, Intex replacement cartridges are easy to clean and maintain. For best results, replace cartridge every two weeks. Products 1 - 10 of 11 - Waters Choice : Filters - Pool Water Treatment Spa Water . Waters Choice for swimming pools is an enzyme water treatment for your pool. . Clean filters save energy . The WCdisposable filter fits Divine Hot Tubs. . Please measure your old filter to ensure you are getting the correct replacement filter. Shop Quality Clarathon Hot Tub Filters by brand, size or part number using our Fast Filter Finder. Quantity Discounts available - Stock up and Save! Find a great collection of Hot Tubs, Spas & Pools at Costco. . Divine Hot Tubs Sinclair 115-jet, 6-person Spa Bottom Drain for easy maintenance; Dimensions: 80' L x 80' W x 34' H . Century Pools Majestic Above Ground Resin Pool Packages . Custom Made Sunbrella Premium Replacement Spa Cover 6'-4' Taper.