waterfalls are widely considered a no no because of bacterial reasons, crickets die in them, the cham poops in them, then drinks from it = bad. either use a water spray and spray the leaves (as they drink droplets from the leaves) or use a dripper, you should be able to find a few threads on...
you could try the cardiff reptile centre, i was in there about a week ago and they had a really nice pair of ambilobe (sold unfortunately) and another pair of panthers but i can't remember their locale that i don't think were sold. it's not a great shop though (however the chams did look...
it might be at the top of the cage because it feels intimidated and being higher up makes them feel safer. the mouth being open could be because she's too hot being right up by the heat lamp so i wouldn't go straight for a higher wattage bulb, try raising the viv higher off the floor to put her...
as i said i haven't finished with the inside yet i'm just trying to sort the temps first, i put the probe for the thermo right under the basking lamp and it only reached 85 degrees
and yeah theres a 24" uv tube at the top front
it's all waterproof
i set this up for a panther cham, built from scratch with mesh for ventillation etc, having a problem with my temps that i want to get right before i get the cham. i tried a 100w bulb which only got my basking spot to 83.6 degrees (digital thermometer) so i tried a 150w bulb (both exo terra sun...
i bought one from wyevale that was called monthly mix too and that was a pothos, it was in a hanging basket with a couple of the vines hanging down. they sell it the same way in b&q called devils ivy for a fiver, but you can get it so it's growing like a climber too