💎 HIGH-PERFORMANCE Ronaqua industry-standard 20-inch by 2.5-inch, 5-micron sediment filter cartridge offers superior filtration for both well and municipal water systems. This high-quality polypropylene filter utilizes a sophisticated 4-layer gradient density structure, effectively removing a wide range of contaminants, including sediments, rust, sand, dirt, and silt. The result? Crystal-clear water that protects your plumbing and appliances from damage, while ensuring better-tasting water. 💎 CERTIFIED SAFETY These cartridges are tested & certified by IAPMO R&T against NSF/ANSI Standard 42 for material safety, ensuring they meet the highest safety standards. Made from premium food-grade 100% polypropylene, they feature unique melt-blown technology that prevents the creation of fiber shedding, eliminating any risk of re-contaminating water. Designed for long-lasting performance, these filters offer reliable & efficient filtration for the whole house, maintaining the purity of water 💎 EXTENDED PRODUCT LIFE: Replace Ronaqua PP filter 2-3 times a year, depending on water quality, to maintain optimal performance & protection. The multi-layer gradient density structure creates a large surface area with supreme absorption ability, ensuring long-lasting operation of all water equipment in your whole house. Replace when the original water pressure drops by 25 PSI to ensure continued efficiency. Dimensions: 20 inches x 2.5 inches. This design helps save you money & time on repairs. 💎 UNINTERRUPTED FLOW & RELIABLE WATER PRESSURE – Ronaqua whole house water filters provide a steady, consistent flow. Engineered to minimize pressure drops, these filters use advanced technology to prevent pipe blockages, ensuring smooth and continuous water delivery without any interruptions. Compatible with: Hydronix SDC-25-2005/4, iSpring FP25X25, Aqua-Pure AP110-2C, Cuno CFS124-C20, Tire1 P5-20, Neo-Pure PS-27200-05, MBG-25200-05, SDG-25-2005, EVE155016-43, Hydrocure 31052000, SDF-25-2005. 💎 FITS A RANGE OF 20 INCHES X 2.5 INCHES SYSTEMS – Perfect for a wide variety of 20-inch standard housings. The four separate gradient density layers enhance cartridge performance, offering a higher dirt-holding capacity compared to similar-sized sediment water filters. These cartridges are also compatible with systems including iSpring WCB32C, WCB32O and RCB3P, Geekpure 122-20, KleenWater A-KWHT2520-KW2520BR-Bracket-Wrench, LifeSource Water System 43208-530, BA-FH2025-CLR3 water filter