Dual 3" aluminum chimney
liners to top of chimney 35' long kit is included Max 40' vertical is allowable |
| In cases where the chimney has been torn down, is too small for two 3" liners or is blocked, you can cut a hole through the smoke chamber of the fireplace and install a horizontal vent termination. For use on chimneys that are located on an exterior wall of your home only. |
|  This option provides one double wall liner; the insider liner is 3" and the outside diameter |
