Alkaline Refilling NCR Alkaline Water Filter Housing Refills These refilling are all mined from 15 kinds of natural rocks that was looking for and experiments to thousands of natural rocks. They are pure, and releas minerals that human body request in the water as the spring water forms in nature. To ensure stable minerals releasing. the materials was treated by 2 latest technologies PCC & Trace Elements Collaborative both were researched and patent by by CHINA UNIVERSITY OF GEOSCIENCES Three refillings difference ZHDSHS101 * release minerals like K, Ca, Na, Mg, Sr and etc * Improve pH to 7-8.4 * Less ORP * Improve taste of drinking water ZHDSHS102 * release minerals like K, Ca, Na, Mg and etc * Improve pH to 7-8.4 * Less ORP * Improve taste of drinking water ZHDSHS103 * release minerals like K, Ca, Na, Mg and etc * Improve pH to 7-8.4 * Improve taste of drinking water Refilling to Coronwater Akaline water filter It is suitable to one-time refill coronwater alkaline water filter NCR101, NCR102 or NCR103 1. ZHDSHS101 is for NCR101 2. ZHDSHS102 is for NCR102 3. ZHDSHS103 is for NCR103 _x000D_