New enclosure nearly finished will this work.

[bundy07]

Ok so Im at the business end of my enclosure just wondering bout ventilation, the enclosure is 700mm high x 500mm width x 500mm depth, have a ledge bout midway down on the left with heat light above, hide bottom right and water bowl bottom left, I am goin to put a vent on left and right hand sides one just above hide on the right and one inbetween light and ledge on left hand side, will this be enough ventilation and will it work properly. Its for a Stimson python tried to attach a drawing from paint but wont let me