Please ensure that you completed the verification of the existing filter before proceeding with your order! Please make sure to examine the product images! Compatible with "MW-7000HG" filter; Compatible with machines SOLD BEFORE 2011. NOT Compatible with "K8" and "HG-N" type Models Sold after Jan 1, 2011 (SD501 Platinum, SD501HG-N, etc), Filtration Capacity: 12,000L (depending on the water quality); Made in Korea. If you got the manufacturer cleaning service, PLEASE VERIFY if your current filter nipple is completely round! If it has TWO NOTCHES, please DON'T BUY this item! You need the HG-N type filter. Once the filter has been installed, it is important to complete the flushing process. Please be aware that black water may be released during this process. The instructions for the flushing process are printed on the product packaging. HG type filter fits only HG type machine.