Center Core Segment, Waterway, Clearwater : 519-5219B

Center Core Segment, Waterway, Clearwater This item was previously sold in half segments. Snapping 2 together would make 1 circular core. It is now sold as 1 complete core.Core Centers for all filter sizes can be assembled by stacking as follows: 2 cores for 75 square foot 3 cores for 100 square foot 4 cores for 150 square footReplaces 4742-201,4742-57,519-5219,621642,806105095480,WW5195219B,WWP-051-5219,WWP5195219,