Quote Originally Posted by Irving View Post
Isn't that what I said? Are you thinking just the fish bed, or the grow bed as well? You could tent the whole unit, or partition the room like TheRealMartian does with his set-up.
When you wrote "covering the tank" I thought you meant insulating it, not really covering it. Oops. I suppose rafting most of the surface of the water would do the same thing.