i am about to try a tub, i have one thats 26x18x6 i have an uth one it with thermostat, but the thermostat has three plugs so i have to UTH hooked to it is that ok? its a newtek on off therm. Also i am using reptibark as a substrate, and i just put it in there and the humidity after i have put about 22 holes around the sides with a solder iron the humidity is still 77 WTF how many holes do i need? can i put holes in the lid?