General description The Pack of 3 Bobbin-Wound Water Filter Cartridges is designed for sediment filtration up to 25 microns, making it an ideal choice for most 10" x 2.5" reverse osmosis systems. These universal water filter replacements are compatible with all standard 10-inch and whole house RO systems, ensuring high-quality filtration for your home. Technical specifications Size: Fits most 10" x 2.5" reverse osmosis systems Filtration capacity: 20,000 to 30,000 gallons depending on water quality Filtration accuracy: Reduces sand, scale, rust, silt, and particles by 99.99% Micron rating: Up to 25 microns Usage It is recommended to replace the filter every 3 to 6 months for optimal performance, depending on usage. The filter is designed to effectively remove suspended solids, rust, particles, and other impurities from water. Other information Material: Made of 100% virgin polypropylene microfiber Filtration structure: String-wound with a dense honeycomb structure inside and sparse