seperate heat and uv is often good for rabbit cage set ups. Alternatively you could buy a 160w comined d3 bulb with a dome and that will provide tort with all he needs. Have a look through the indoor housing for more ideas on how to set it up.
I have always found surrey pet supplies reliable and helpful
http://www.surreypetsupplies.co.uk/a...lamp-160w.html
http://www.surreypetsupplies.co.uk/a...amp-200mm.html
good luck