Give your Bestway pool its best performance by using the Bestway Filter Cartridge Type IV / B. Filter the water in your pool to keep it attractive and refreshing all season, it is recommended to change the filter regularly. This shrink wrapped with litho label, direct and brand new from Bestway and is manufactured with Dacron filament media. Reusable filter optional after a hose down cleaning and wouldn't need to be replaced until it shows signs of wear or deterioration Replacement cartridge for: 7,949 L (2,100 gal.); 9,463 L (2,500 gal.) per hour filter pumps. Keep your pool water clean and crystal clear with the help of the Bestway Flow Clear 2,500 GPH Above Ground Pool Filter Pump. This filter pump fits most above ground pools, and includes adaptors for pool valves with an outer diameter of 1.25 inches. With a flow rate of 2,500 gallons per hour and integrated pool system flow rate of 1,900 gallons per hour, this pump has the power to filter pools up to 15,200 gallons in size. The Bestway Swimming Pool Cleaning Kit is a great addition to any above ground pool or pool maintenance set. The kit includes a vacuum and a 9-foot pool skimmer that will clean out the dirt and debris inside your pool. The skimmer consists of a 110-inch aluminum pole with a durable mesh netting. The net scoops up leaves and floating organics in your pool. The vacuum is powerful, but lightweight and works hard to suck up the algae, debris, and scum lurking in your pool. It attaches to your filter pump and has a 19.7-foot long hose with a 1.25-inch diameter. The debris piles up in a removable bag in the vacuum and can be rinsed off with just hose water to be reused later. The kit comes with adapter to connect the vacuum to any Bestway pools and filter systems, and works best with a filter pumps with a 530 gallons/hour flow rate.