Amazon.com: Coffee Filter Compatible with Philips AquaClean,CA6903(2 Pack) Aqua Clean Water Filter for Fully Automatic Coffee Machines Dedicated Anti-Lime Scale Water : Home & Kitchen
Amazon.com: Philips Calc and Water filter - 1x AquaClean Filter - Prolong machine - No descaling up to 5000 cups - CA6903/10: Home & Kitchen