Cryspool 50 sq. ft Spa Filter Compatible with C-4950, PRB50-in, FC-2390, 03FIL1600,373045 Hot Tub Filter , 4 Pack

【SIZE】Length: 13 5/16”; Outside Diameter: 5”; Top Hole: 2 1/8” Open; Bottom Hole: 2 1/8” Open; Filtration Area: 50 sq. ft. 【COMPATIBLE MODELS】Compatible with PRB50-IN, Unicel C-4950, 413-212-02, Filbur FC-2390, 03FIL1600, 17-2380, Aladdin 15002, 03FIL1600, 817-5000, 435-0037, R173434, 06-0012-12, 6540-471, J210/J220/J235/J245/J275 5X13 Drop in Hot Tub Filter. Note: The manufacturer’s name and part number have been used for reference purposes only. CRYSPOOL is an independent brand. 【QUALIFIED MATERIAL】Cutting-edge technologies make the capacity higher than common point-bond fabric. It makes water filtration more thoroughly and service life longer. 【EASY CLEANING】The Improved Trilobal Fabric Filter Structure enables the deep penetration of impurities into filter pleats when we wash it, the filter is a totally brand-new one after cleaning. It’s recommended that you clean cartridges every 2 weeks to take full advantage of its performance. 【QUALITY GUARANTEE】Six-Months Return Policy Guaranteed if the products are with any quality shortages! We attach great importance to all customer’s perfect experience of our products. And we are equipped with professional service to provide technical support for every customer.