
The Philips AUT640/90 AQP RO long-lasting filter cartridge uses reverse osmosis (RO) filtration and is the replacement cartridge for the Philips AUT9028 series under-the-sink hot and cold water purifier. Each cartridge delivers up to 18,250 litres of filtered water and lasts up to 5 years, providing your home with continuous clean drinking water. (Hong Kong version)

Reverse osmosis filtration effectively removes up to 99.999% of bacteria and viruses, 99.9% of heavy metals (soluble lead), 99.5% of residual pesticides, 99.5% of residual chlorine, 99.5% of PFOA & PFOS and 99.5% of antibiotics, and also reduces parasites, volatile organic compounds (VOCs) and off-tastes and odours for pure drinking water.