The cove 3 is the largest in the cove family with simple clean lines and a single door giving an excellent view of the fire the cove 3 is ideal for the large rooms with its fully controllable quattroflow air management system it provides between 7 and 16kw of heat superb efficiency with rated output of 12kw the cove 3 will require additional ventilation unless purchased with the external air kit allowing the air to fed directly into the stove from the outside eliminating the need for additio