Drinking water is an usual thing for our daily life.Because of the harmful substance in the tap water, we can't drink the water directly.So that we need a water purifier to filter out the water for me.Edr1rxd1 as one of the most common refrigerator water filter model in usa,it is compatible with thousands of refrigerator model.Today,a new edr1rxd1 brand I want to recommend to you which is coachfilters edr1rxd1 water filter.