The 3M 05-711EF contains the following replacement filter:
The 3M CUNO Remote Post Filter Kit 05-711EF contains the 47-55709CM filter and is the correct replacement for the CoolerMate system. This Cuno water filter is made of carbon block, and reduces sediment, dirt, and rust, as well as chlorine and bad taste and odor, from your drinking water. This Water Factory 05-711EF will provide you with clean, great tasting water to drink.
The 3M 05-711EF specifications: