SimPure 10" x 4.5" Carbon Water Filter & KDF Replacement Cartridges for DB10C-2KDF/DB10P/DB10C5 micron water filter carbon cartridge adsorbs up to 98% of residual chlorine, removes tastes and odors like sulfur and chlorine smell, colors, significantly improving water quality. Use this whole house charcoal water filter with sediment filters in the 10 inch x 4. 5 inch household water system to protect the water softener and home appliances, or use them after an inline sediment filter to purify well water or rainwater. Superb Filtration