NSF Certified Material The PA120 pool filter is composed of PET composite filter, high chlorine resistant end cap, polypropylene core, all these are BPA-free materials and certified against NSF/ANSI, offering you a relaxing, safe leisure time Compatible Models Outer Diameter: 8 15/16" ; Length: 23 1/4" ; Top & Bottom Opening: 4" ; Filtration Area: 120 sq. Ft. AQUALTRA pool filter is compatible with C1200, CX1200RE, C-8412, FC-1293, Clearwater II 125, PCCF-125, PA120, Aladdin 22002, Darlly 81202, SD-00105. NOTE: ALL MANUFACTURERS' NAMES AND PART NUMBERS REMAIN THE PROPERTY OF THEIR RESPECTIVE HOLDER(S) AND ARE USED FOR COMPATIBILITY INFORMATION ONLY. AQUALTRA IS AN INDEPENDENT BRAND. Great Filtration Performance Innovated "Dirt-Locking" technology makes the fabric filter much more contaminants than regular fabric.