The "kit" cold not be more wrong for a ball python.
The only thing useful in it is the thermometer and one hide.

I am not familiar with the hardware stores on the other side of the pond but there are many members here that can point you in the right direction.

http://ball-pythons.net/forums/showt...-With-Pictures!

http://ball-pythons.net/forums/showt...e-Basics-*DUW*

These two links can help you see the route you need to be on.