this kit includes the window wall plate, 1- 5" elbow, and 1- 6" elbow

Wall Plate-
16x16 galvanized 24 GA sheet metal plate with oval hole in center cut to fit #3 section of nesting stovepipe on approx. 45 degree angle. Cut a 14x14" square hole in wall and mount plate with screws (incl.) on outside of wall. For single layer walls only. can be used in a window if screen is replaced with plywood.

Elbows-
Made of heavy duty 26 GA galvanized sheet metal. adjusts from straight to 90 degree. Used for tents with stovepipe going out the sidewall or end of tent. Usually works best to put elbow right on stove at about 45 degree angle and run pipe out at same 45 degree angle to prevent wind from blowing in end of pipe.