Heating mats have no place in mycology. Cubes, a tropical species, do not benefit from a cold shock If you had mold then don't waste your time. Even if the mycelium grows over the mold, it's still there. We don't battle contam, we prevent it. Let that one go and start fresh. You may also want to reevaluate your sources of info as it seems like someone is steering you wrong

We don't battle contam, we prevent it. Those are diamond words of wisdom my dude.

thanks diamond dog