Out Through-the-Wall Wood Stove Chimney Kit used for through-the-wall installations. Can be used for flat or vaulted ceiling installations. Requires 2 in. clearance to combustibles.. Accessory Type: Pipe. Features: Twist lock. Gauge: 28. Material: Galvanized Steel. Orientation: Horizontal. Pack Size: 1. Pipe Type: Vent. Product Weight (lb.): 41.4 lb. Returnable: 90-Day. Use: Chimney. Wall Construction: Triple Headed. Pipe Diameter (in.): 6. Product Length (in.): 17 in. Product Width (in.): 17 in. Wall Construction: Triple Headed. Pipe Diameter (in.): 6. Material: Galvanized Steel. Accessory Type: Pipe. Product Length (in.): 17 in. Features: Twist lock