certified and is in good shape. Then check to
see if the light is air-cooled. Some of these
lights have a fan built in which keeps the
light cool. If you see this then you know that
you are going to need somewhere to vent your
air. This may mean that you need to adjust a
wall in your grow area so that the air is
extracted from the light.Figure 5.12 - This picture shows two air-cooled hoods
attached to their respective air ducts. This
photograph is by Chimera.