Summer Waves Type A/C Pool Filter Cartridge - 3 pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Package of three</li><li>Patented Cartridge Filter with built in Chlorinator</li><li>Height 8" (20.32 cm)</li><li>Diameter 4.13" (10.49 cm)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51wE4S374GL.jpg" noproxy>