correct set up?

[kurt hallas]

roughly 40 cm long x 40 cm high x 30 wide

[jasonm96]

Think that's 48L, so about fine as the minimum. I would make sure that the top is full screen tho and not an aquarium hood, Treefrogs like their ventilation

[jasonm96]

You might get off with a very low wattage heat lamp 15-25w for heat or even the UVB if your rooms not too cool