F3 Filter for Waterdrop X12 Reverse Osmosis System | 1200 GPD

Service Life Provides up to 24 months or 2900 gallons of clean water for you and your family, based on water condition. Model number WD-X12-F3 Filter Lifespan 24 months Certification NSF/ANSI 58 & 372 Compatible Model ONLY X12 RO System Product dimensions (inch) 5.9 * 5.9 * 17.04 Item weight 6.17 pounds How often do I need to replace the filter cartridges for my under-sink RO water purifier? It should be replaced every 24 months. However, the exact timing can vary depending on your water usage and the quality of your tap water. Can I replace the filters myself, or do I need professional help? Yes, you can replace the filters in seconds with its easy maintenance design. Be sure to follow the instructions for your model. Which model does this X12-F3 filter fit? It only fits the X12 RO System.