bvgs
the company I mentioned before has an office in the UK.
So you obviously want something more sophisticated and more expensive:
try this, we like it a lot for our off airport refuelling.
http://www.saxon.de/532.html?&L=1 They will surely ship it to the UK.
Last I heard the price was around 9000 euros which translates into less than 6000 pounds I guess.