Johnson Pump 10-24486-03 CM10P7-1 Circulation Pump with flexible cord The Johnson Pump CM10P7-1 is a heavy duty magnetically driven circulating pump. Compact but powerful, this is an ideal pump for circualtion duties such as waterantifreeze in heating systems or for circulating cooling fresh water. The CM series pumps by Johnson are normal-priming centrifugal pumps and should be mounted in a manner that ensures that they are always flooded or else be primed before switching on. Features Pump Bod