Our through the wall kit should be used whenever venting through the ceiling is not an option or is not desired. Note: venting straight up through the ceiling is always recommended for the strongest possible draft. This kit includes all the comp1nts you need to connect the single wall stove pipe to Class-A double wall insulated pipe, pass through an exterior wall, make a 90° turn, and top off the installation with a chimney detailed installation instructions check out our Through The Wall Planning Guide. Or view the installation instructions. KIT INCLUDES 1 Stove Pipe Adapter 1 Wall Thimble 1 Short Pipe (select a 6 in. , 9 in. , 12 in. , 18 in. , or 24 in. L) 1 Tee with Clean-out-Cap 1 Base Wall Support Kit 1 Wall Bracket 1 Chimney Cap with Spark Screen. Material: Stainless Steel.