whoa sounds like a whole lot of effort.if you dont want to risk massive electrical shock and moisture issues but want to use the fridge as a grow box just get temperd glass and a fan,that way you dont need a vented light.the glass is around $20 and is 18"x22" it would be the same idea as a air cooled hood.you wouldnt need to waste the power freezing a lamp and the plants will thank you for it.
disrupt86 Reviewed by disrupt86 on . Turning a freezer into a HPS cooling box An Inspirational idea..... How many watts do you think the average residential or commercial freezers are producing? How about an automatic temperature gauge safety cutoff inside one and a 400W-1000W HPS lamp in there.... with some tweaking this might work well... then enclose the radiator at the back of the fridge/freezer..so that you can dispose of the heat created from controlling the enclosure heh... sounds silly but is a neccessity for efficiency of the compressor heh.. and probably Rating: 5