Water filter :PP Cotton Filter, Pre-active Carbon, RO Filter, Post-active Carbon, Filter service life:6-12 months/24-36 months Specification:φ70*269mm Max RO flow:75G Temperture:4-38℃ PP Cotton Filter It can reject the solid impurities , such as Suspended solids slit , insect and rust . Material :Food grade polypropylene   Pre-active Carbon Filter Effectively remove different colors and odors ,the remaining chlorine , pesticide residues andother organic matter . Material : Activated carbon   Post-active Carbon Improving the taste, make water more sweeter.Material: Activated carbon Water Taste and quality improve Suitable for different typesof machines Countertop and Under sink water purifier   This filter is matched with our designed waterboard , which canreplace the filter as usual when the machine is powered on . At thesame time , 2 satges filter can achieve the filtering effect of multi -stage filter Combination of 2 filters : 1)PAC + PRO,   2) RO + HPPC ,  etc Maximum Gallon 800G