Shawn White
Sous Chef
I only have a WSM, which I cover with a plastic garbage bag followed by the Weber supplied cover.
If I had one of the pits you mentioned, I would probably cover it with single or double tarps and a bunch of Snappy Hookers (double-ended rubber S-hooks).
If I had one of the pits you mentioned, I would probably cover it with single or double tarps and a bunch of Snappy Hookers (double-ended rubber S-hooks).