About This Certified by NSF: Microfiltration Technology: Reduces limescale deposits and softens water. The filtered water is good for human health. Removes 99% of residual chlorine and some impurities from the water. Perfect fit: through the test and automatic coffee machine interface perfect docking, easy to install, easy to use, please adjust the machine before use, the filter is immersed in water until no air bubbles can be installed Increase the service life: prevent the accumulation of coffee machine scale, extend the life of the machine, the filtered water is good for health, in principle, 3 months need to replace the filter once, please follow the change according to the use of the situation. Compatible Models：Philips AquaClean CA6903 | Incanto: HD8911/0, HD8913/11, HD8914/01, HD8915/01, HD8916/01, HD8917/01, HD8918/21, HD8918/31, HD8918/41, HD8919/51 , HD8919/55, HD8921/01, HD8922/01 | Intelia Deluxe: HD8900/01, HD8900/11, HD8902/01, HD8904/01, HD8906/01 | PicoBaristo: HD8924/01, HD8925/01, HD8927/01, SM3054/00, SM3054/10, SM3061/10, SM5460/10, SM5470/10, SM5473/10, SM5478/10, SM5479/10, SM5570/10, SM5572/10, SM5573/10 | GranBaristo: HD8975/01, HD8977/01, HD8978/01. Compatible Models: Exprelia HD8858/01、HD8859/01 | Xelsis：SM7580/00、SM7581/00、SM7680/00、SM7683/00、SM7685/00、SM7686/00 Overview Material : Plastic Product Dimensions : 1.5"D x 3.35"W x 3.35"H Item Weight : 0.5 Pounds External Testing Certification : NSF Product Benefits : Removes Odor