Found it, 'tis a poxy Millets own brand though, but had mine years and it's fine and has never leaked. Only UK stuff though but it has weather soem heavy rain.
Pitch the outer first and hang the tent off the inside.
Weight: 2.3kg
Pack Size: 14 x 46
Polyester Fly Sheet
Taped Seams
Hydrostatic Head = 1500mm (suprised by this as I've been in some right old rain and never got wet)
Waterproof Ground Sheet
Just looked at the Millets site and it's £30 FFS! but is a newer different model and weight has gone up to 2.8kg
Other than that Decathalon do one, friend used one on a Bivvy trip (cheater) anyway it looked good but that was pitch inner first
in fact here you go http://www.decathlon.co.uk/EN/lightent-3246909/