1. NSF/ANSI 401 & 473 Certified -This filter is certified against NSF/ANSI 401by IAPMO, filtering out 99% of sediments, impurities and pollutants. Effectively protect you and your family from harmful substances.

2. NSF/ANSI 53 Certified -This filter is certified against NSF/ANSI 53 by NSF for Heavy Metal reduction, filtering out 99.6% of Lead, 89.3% of Mercury and significantly improving water taste.

3. 0.5 Micron inner layer is effective against 99.99% of Chlorine and meets Particular Reduction Class I standards while retain beneficial minerals for health.

4. PUREPLUS filters have been manufactured to the exact designs and specifications as the original brand name filter to ensure perfect compatibility.

5. Our filters do not lower the TDS value because it keeps the good minerals in water after filtering out harmful substances.