Please get it inside the tank--- T 8's are not strong enough to go thru the screen and NO clear plastic cover over the bulb-- get this fixed ASAP and you will see a difference in his behavior immediately along w/ the increase of basking temps- he cannot digest his food that is why he's not eatingThe light is definitly a T8 Reptisun. We just changed it out like a week ago, but I can tell you it is not 6-8" away from the bottom of where he lays