https://www.solarpumpfactory.net/product/sewage-pump/zw-series-non-clogging-selfpriming-sewage-pump/ Conditions of Use: 1. Ambient temperature ≤45C, medium temperature ≤60C. 2. The PH value of the medium is 6-9 for cast iron pumps and 1-14 for stainless steel. 3. The maximum diameter of the passing particles is 60% of the diameter of the pump, and the length of the fiber is the diameter of the pump 5 times. 4. The total weight of impurities in the medium does not exceed 15% of the total weight of the medium, and the medium ratio Weight not exceeding 1240kg/m3. Keep In Touch Address No. 579, East Road, Daxi Station, Wenling City, Zhejiang Province, China. Phone +86-576-86380667 +86-13586198265 E-mail [email protected]