10 Inch 5 Micron Activated Carbon Block Water Filter Cartridge | Ronaqua SpiroPure SP-CBR2-20BB 20x4.5 0.5 Micron NSF Certified Coconut Shell Carbon Block Water Filter Cartridge Cbc20 Bb 155312 43 Smcb 4520 Case Of 4 57e2868b D9ed 483d 90e4 D4d611740489.4e97219abd2ba03c4bfb475748100fe7 SP-GAC series carbon filters allow for greater absorption by creating as much contact between the water and the carbon as possible NSF CERTIFIED: This filter cartridge is tested and certified by NSF International to NSF/ANSI Standard 42 for material requirements only , QUALITY REPLACEMENT: 20” x 4., 5” PAC (Powdered Activated Carbon) water filters, compatible with CBC20-BB / 155312-43 FloPlus-20BB / 455906-43, SMCB-4520., 30-DAY GUARANTEE: SpiroPure filters have a 30-day money back guarantee. Aazon.co: Onipure (OB934-10) 9.75x2.75 Carbon Block 10 icron Filter If you do not like the performance of your filter, you can send it back within 30 days of purchase for a full refund
