Pentair 190141 2-Inch Bulkhead Replacement Pool and Spa D.E. Filter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Bulkhead replacement</li><li>Fits Pentair FNS， FNS Plus， Nautilus and Nautilus Plus vertical grid pool and spa D.E. filters</li><li>Measures 2-inch</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51pukziNG7L.jpg" noproxy>