isn't it dangerous to cover up the top now that I have the heat lamps going? I Pretty much have a nail hammered into the wall and they're hanging from them. attached to a Zoo-Med timer that turns the day one on, etc. I'm gonna replace the dials with an accurite thermometer probably this weekend. It'll be a Month next week, so I'm gonna clean his habitat out, put in coco husk substrate, tape down the thermometer to the glass, take out the moss, the exo-terra dials, and feed him...