I do not consider m'y messages like mean. I just ask questions and expose my point of vue. 18" inches make 40vm approximately, no ?
Well, for europeeans, these dimensions are not at All "reglementary". Not even for a terrestrial specie.
With the substrate, 30 cm are Left ! Thats ridiculously small !!
I Hope at leat that the tank is situated at at least 5 or 6 feet High from the ground .