Unicel 6CH 941 Replacement Filter Cartridge for 45 Square Foot Stacked Top Load Waterway, Upper, Custom Molded Products,White pool cleaners allowing you to fix issues cleanig allowing you to fix issues without the hassle of draining your pool𝐕𝐞𝐫𝐬𝐚𝐭𝐢𝐥𝐞 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧: This all in one kit is your trusted partner for a wide range of pool repairs Use weekly to keep your hot tub water ready for a dip at all times until the weather turns cold 2 POUNDS TO GO AROUND: 2 pound blend of concentrated hot tub maintenance chemicals FEWER CHEMICALS: Preventative design uses fewer chemicals to stop problems before they arise UNIVERSAL BLEND: Designed for use with chlorine filter area: 45 square feet Get more efficient filtration and better water clarity with Unicel filters Longer time between cleanings White Diameter: 6 inch