Material and purpose Made from quality bacteriostatic PP material Primarily reduces chlorine taste and odor to improve water taste Compatibility and construction Fits most portable countertop reverse osmosis systems Designed for the postfilter stage of RO and other water purification equipment Performance and durability Acid and alkali resistant Wide and low temperature tolerance Waterproof and antistatic for reliable operation Applications Used in the postfilter stage of household water purifiers and pure water machines Suitable for homes and small offices that use countertop RO systems Use scenarios Scenario 1: Replacing the postfilter in a kitchen countertop RO system to restore and improve drinking water flavor Scenario 2: Installing as the postfilter in a household water purifier to ensure consistently clean, bettertasting water Scenario 3: Deploying in environments with temperature or humidity variations (such as kitchens or utility areas) where the filter's acid/alkali resistance and temperature tolerance help maintain stable performance