If you’re old enough you’ll know this is a Phil Collins reference. Not only can you hear through the wall, but you can give it a thumbs up;
The stove pipe that will come through this hole is only 3″ but this 8″ hole allows space between the thimble and the wall. Just to be sure, I will also coat the hole with heat resistant tape, as an extra safety layer.
Cool! But the question is: how was this picture made if you are there all by yourself? Is it a frame from a video perhaps?
The miracle of Apple Watch; can take a picture on the phone using the watch as a remote
The human spirit must prevail over technology (Albert Einstein).
Exemplary visualisation of : Good Job !