FIRST LINE OF DEFENSE – Installed on the incoming water line, protect your water-using appliances and plumbing for cleaner, clearer water throughout your entire home UNIVERSAL FIT – Fits EcoPure model EPW2, EPW2VC, EPW2V and all major brands of standard capacity, whole home filtration systems, including Whirlpool, Omni, Culligan, Watts, Filtrete, 3M, GE, and DuPont reduce contaminants commonly found in drinking water, including sediment, sand, dirt and rust down to 30 microns 3-MONTH FILTER LIFE – For best filtration results, filters should be replaced every three months, as recommended reduces sediment, sand, silt, and rust, which will extend the life of water using appliances. These filters fit most other brands of whole house water filtration systems. The EcoPure string wound filter is the universal size meaning it is compatible with GE, Whirlpool, Culligan, Omni, DuPont, Filtrete, 3M, Watts and most standard size water filtration systems. This is a non OEM replacement product.