3 Likes
5 Likes
Looks like homemade insulation barriers to me.
4 Likes
Never seen that either Peter, my guess is that’s where they store the weed. 
On another note, were there canned light installed below? Just grasping at straws here.
5 Likes
One was sealed. The open ones were empty.
3 Likes
No. That duct came from a different area.
There were more of these, I only took pics of three for this forum.
3 Likes
Were they fastened to anything?
I was not able to lift them.
3 Likes
That is a strange one Sir…
1 Like
People do strange things.
2 Likes
Was this duct connected to them, or was it for something else as well?
1 Like
That duct was for a bath exhaust and ran beside this cylinder.
2 Likes
Welp, there’s only one other option I can think of.
11 Likes
that will leave a mark on that roof…
2 Likes
Only things I can think of is:
A: For recessed light clearance to combustible materials.
B: Abandoned Flue/s.
Other than that, no answer.
2 Likes
Does that mean they were secured down, or you didn’t try, or you are trying to advance beyond 3 oz. curls? 
If they are sitting there loose, I guess they are some abandoned work.
We definitely find some interesting things. I found hundreds of Playboys in an attic, but not the Issue #1, darn it. Researching them for mold and pest damage took a while but that’s what we get paid to do…
6 Likes
Maybe it is someone’s brilliant idea of a heat recovery system? 
4 Likes
They were fastened. I tried lifting. I did have my Wheaties this morning. 
9 Likes
could be fresh air intake for the furnace and water heater.