SC2 Replacement Decalcification Cartridge compatible with Karcher SC3 series,SC3 EasyFix,SC3 Upright EasyFix, SC3 EasyFix Plus, SC3 Upright, SC3 Upright EasyFix Premium,SC3MX, SC3 127V BR Vacuum Cleaner Cartridge Filter. Replacement for part 2.863-018.0 28630180 SC3 Steam filter cartridge made of durable materials, can adapt to different water quality environments. This steam descaling filter cartridge adsorb impurities, effectively filter the scale and suspended solids particles in the water, to prevent scale formation and protect the inside of the vacuum cleaner from damage and long-lasting operation. SC2 Decalcification Cartridge size approximately: Height: 160mm, width: 53mm, Outer diameter of connection end: 45mm,Inner diameter of connection end: 22mm Replace new decalcification cartridge filter, with a permanent decalcification system, your steam cleaner's service life is extended. Keep your steam cleaner running like new with this replacement decalcification cartridge and make a clean and healthy environment for your family. Easy to install, it is a great and inexpensive filter cartridge for your steam vacuums cleaner. Recommend replaced the decalcification cartridge filter for your Vacuums every 3-6 months to ensure peak performance of your vacuum, extend your vacuum life. Package Included: 3 x Decalcification Cartridge