Intex PureSpa Type S1 Easy Set Pool Filter Cartridges (4 Filters) | 29001E<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Pack of 2 genuine Intex Type S1 filter cartridges</li><li>The S1 Cartridge Filter is sure to keep your PureSpa Jet Massage water clean and fresh</li><li>Made with easy-to-clean， heavy-duty Dacron paper for the ultimate filtration</li><li>For maximum efficiency， clean cartridges each week and replace once a month or sooner</li><li>Works with all Intex PureSpa models including - 28403E， 28407E， 28443E， 28453E， 28421E， 28423E， 28413E， and 28453E</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Nxmui6SfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/415xB4Tlg8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ziDgqS0nL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41q5ufsQOIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41wZliJRY9L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51u5KpB7YyL.jpg" noproxy>