COMPATIBLE REPLACEMENT MODELS – This water filter is a replacement for LT500P, 5231JA2002A, GEN11042F-08, 46-9890, 9890, ADQ72910907, WF290, EFF-6005A, WSL-1, SGF-LA22, EL-1, WD-F05, PP-RWF0100A, RWF0100A, SP-LE500, R-9890, CLCH110, DWF-1, WF-LT500P, FML-1, MB-LT500P, RFC0100A. ADVANCED COCONUT CARBON FILTRATION – Activated coconut carbon block media helps reduce chlorine taste and odor, rust, sand, sediment and turbidity at a 0.5 gpm flow rate, for cleaner drinking water and clearer ice from the fridge dispenser. TESTED & CERTIFIED – Meets NSF/ANSI Standards 42 and 372; this replacement refrigerator filter is tested for structural integrity and material safety, with a 0.5 micron rating to help capture particulates before they reach your glass. 6-MONTH SERVICE LIFE – Each filter is designed to filter up to 500 gallons or about six months of typical household use and includes a date sticker to track when it was installed to keep you aware of when a change is needed to help ensure fresh-tasting drinking water and ice for your family. EASY INSTALLATION – Perfect fit as it offers a reliable connection to replace the original equipment manufacturer (OEM) filter and is designed for quick, tool-free replacement. Simply take the old filter out and install the new one, helping to maintain clean-tasting water and clear ice with no additional parts required. Q: What does the Tier1 RWF1050 filter do? A: It uses activated coconut carbon to reduce chlorine taste and odor, sediment, rust, and turbidity so your drinking water and ice taste cleaner and fresher every day. Q: Which refrigerators is this filter compatible with? A: This water cartridge is a replacement for LT500P, 5231JA2002A, GEN11042F-08, 46-9890, 9890, ADQ72910907, WF290, EFF-6005A, WSL-1, SGF-LA22, EL-1, WD-F05, PP-RWF0100A, RWF0100A, SP-LE500, R-9890, CLCH110, DWF-1, WF-LT500P, FML-1, MB-LT500P, RFC0100A. Q: How often should the filter be replaced? A: Each cartridge lasts up to 500 gallons or roughly six months of normal use. With this 3 pack, most households can enjoy consistent refreshment for up to 18 months before needing to reorder. Q: What performance rating does this filter offer? A: It meets NSF/ANSI Standards 42 and 372 for material safety and structural reliability. The 0.5 micron carbon block helps capture fine particulates that can affect taste, clarity, and overall enjoyment. Q: Is installation simple for first-time users? A: Yes. The twist-in design allows quick, no-tool installation. Once the old filter is removed, the new one locks into place with a quarter turn. Many refrigerators automatically stop water flow during the process. Q: How do I prepare the filter for use? A: Run 3–4 gallons through the new cartridge to flush air and carbon dust. This helps achieve proper flow rate and ensures your first glass tastes as fresh as intended. Q: Will this filter affect water pressure? A: Under normal operating conditions, the 0.5 gpm flow rate supports steady dispensing and clear ice production without noticeable drops in pressure for most refrigerators. Q: Why choose a coconut carbon filter? A: Coconut carbon is known for high adsorption efficiency, helping improve taste and smell while supporting a reliable, consistent drinking experience for your household.