Diametru: 125mm Lungime: 338mm Inspire: RD50 Pleatco: PRB50 or PRB50-IN Darlly : SC706 / 40506 Unicel: C-4950 Filbur/Clarathon: FC-2390 Rainbow: R173434 Waterway: 817-5000 Pentair/Rainbow: 17-2380 Jacuzzi: 373045 Beachcomber: 3005815 Coleman Spas: 3301-2145