As with Larry, I used about 1.5Q on my 7A tanks too. I actually used slightly more, but still under 2Q and if I were more diligent with my use, could have wasted less.
I was mixing up 15g per rib first and then was able to get it down to 10g. I don't remember how much for the baffle. 60 or 70?
Allen Maris - 2019 Dues paid
7A - 544RV In Progress
Santa Ynez, CA