"Replacement filter for the Aquasana Clean Water Machine (or Powered Water Filtration System): AQ-CWM-P-B, AQ-CWM-P-W, AQ-CWM-D-B, AQ-CWM-D-W (Also the replacement for the PWFS version). Use only genuine Aquasana replacements with your Aquasana system - untested replacements are not certified for performance capacity or contaminant removal. Replacements made easy - no need to disconnect hoses or water lines. Simply open the top of your clean water machine, pull out the old filter, and replace it with the new one. Aquasana's Clean Water Machine gives you something never seen in a pitcher. By plugging the dispenser into a standard outlet, you force unfiltered water through an ultra-dense, smart filter block - no tools or installation required. WQA tested and certified to NSF/ANSI Standards 42, 53 (includes P473), and 401. Removes 10 times more contaminants than the leading slow-drip, gravity pitcher. Removes 96% of 78 contaminants including chlorine, mercury, lead, asbestos, pharmaceuticals, pesticides, and more. Selective Claryum filtration retains the healthy naturally occurring minerals like calcium, potassium, and magnesium. The long lasting filter provides you with 320 gallons of healthy water - equivalent to 2400 plastic water bottles - less than $0.10 per gallon. Bluetooth connectivity alerts you when it's time to replace your filter, and it tracks dollars saved from not purchasing bottled water."