Your Pur Water Filter can come to its stop soon after it's filtered close to 100 gallons of water. So when The sunshine goes from yellow to eco-friendly, it is a sign that you have to change your filter ASAP! If we want to hold our family and ourselves healthy https://purwaterfilterblinkingred86396.corpfinwiki.com/7468178/new_step_by_step_map_for_pur_water_filter