Figure 8.4 - A simple cabinet grow by X3n0.They do this by using adjustable chains or
a spring-type cord. A large hole is made in the
unit to allow some air to get in. Another hole
is made to allow air to escape. A fan is placed
in one of the holes that will extract the hot
air which is being generated by the heat from
the bulb. This vent and fan would be near the
top of the cabinet near the light. Hot air