Product Description Product Description The EcoPure carbon block filter reduces chlorine taste and odor which is the number one culprit of bad tasting water within homes with a municipal water supply. This filter also reduces sand, silt, rust and sediment, which will extend the life of water using appliances. These filters fit most other brands of larget capacity whole house water filtration systems. The EcoPure carbon 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. These filters are NSF certified and filter down to 5 microns and work great on both well water and municipal water supplies. Text ECOPURE to 444999 to sign up for filter change reminders. Questions? Call the EcoPure helpline at (800) 693-1138. From the Manufacturer Heavy Duty Carbon Whole Home Filter. 25 micron rating. Removes sediment, and chlorine taste and odor. From the Manufacturer Heavy Duty Carbon Whole Home Filter. 25 micron rating. Removes sediment, and chlorine taste and odor.