Combo kit? Is that the bulb I am assuming- those bulbs are not of good quality - I would switch the bulb out to the Reptisun 10.0 T 5 or the Arcadia 12% 24 watt
No I would go for a 24" fixture you dont want the 36" fixture that would be the whole tank - you need to have the dragon be able to sit in his tank w/ out having to hide from the UVB- I use a 24" fixture in my 120 gallon tank - are you getting the Repti Zoo fixture?
Ok is he eating? He may be going thru a slow down period they will do that - he knows what light he needs- mine will go in his hide and stay there for a few days as well
The bulbs pull out and for a 24" fixture they take a 22" - for a 36" fixture they take a 34" bulb - your tank is 36" long you dont want the same length UVB - the dragon needs to be able to get out of the UVB w/ out having to hide from it - he needs to be able to sit in his tank w/ out having to...
Please get him to the vet --- www.arav.org type in a bigger cities zip code if your in a small area - keep putting the honey on it raw unfiltered like Manuka