Use a fan to blow across bulb,whats your setup as far as space? where is this grow op etc,more info will help as 150w should not be that hot also can u put ballast outside of grow?Hey guys how do i cool an open air reflector like this one in the picture?View attachment 2255696
I second the fan idea.Use a fan to blow across bulb,whats your setup as far as space? where is this grow op etc,more info will help as 150w should not be that hot also can u put ballast outside of grow?