He said that is what he uses in his tank. He mentioned that they are a new product and he showed me one you can basically get it hoever you want it (to resemle a brach ar just a piece of wood with a hole drilled clean down the middle and has a speacila heating element. It is like a cord or something like the ones used in the vision racks http://www.visionproducts.us/racks/htm2/heating.html . and shoew me his setup. i should have gotten pics ill try next time.