Easy to assemble and can be combined to obtain the required installation height. Couplers overlap 1-1/2" when joined. Assembled length is 1-1/2" less than listed lengths. Size refers to the inside diameter of the pipe or fitting. The outside diameter of RV is approximately 1/2" larger. Type B gas vent.
| Id | 21848 |
| SKU | 441695 |
| PartNo | 103018 |
| UPC | 00053713125256 |
| Country of Origin |  USA |
| Size | 3 In. x 18 In. |
| Material | Alum Liner/Galv Steel Jacket |
| Temperature Rating | 550 F |
| Grade | UL Listed |
| CID | 1 |
Chattanooga, TN