I probably used between 6 and 7 lbs of salt. I measure out the first 3lbs and then added over the next two days until I got it right.
Just picked up a 5.5 gal aquarium for my ATO container and a sheet of acrylic that I'll be cutting to make a lid for it.
Just picked up a 5.5 gal aquarium for my ATO container and a sheet of acrylic that I'll be cutting to make a lid for it.