8 x 8 cast iron chimney clean out door with flanged frame for masonry installation.
Chimney cleanout door installation.
Otherwise the flue may be blocked.
Birds could have made nests there or parts of the chimney could have collapsed.
Adding a chimney cleanout door requires cutting the opening and installing a manufactured door that s designed to prevent cool air from entering the chimney.
The horizontal tee connects through the wall to a boiler on the other side.
If i had hired a pro to provide and install a door it would have cost at minimal three times or more than what my investment was by doing it myself.
Use a mirror to inspect the interior of the cleanout door and flue.
This metal chimney vents an oil fired heating boiler.
Check the contents of the inside of the cleanout door.
Typically a cleanout opening is near the bottom base of the chimney.
Here shown during installation you can see that this metal chimney includes a removable cleanout door at the bottom of the tee used to turn from horizontal to vertical in the chimney run.
The doors are available through online.
If your chimney currently does not have a cleanout door it is necessary to create an opening in the side of the chimney.