What if you looped all the cans together to form one continues loop from with one opening at the input end, and one at the output end, allowing for higher temperatures as the air is passing up and down and around the whole loop. Might have to have a higher power fan, or make it out of coffee cans...
What if you looped all the cans together to form one continues loop from with one opening at the input end, and one at the output end, allowing for higher temperatures as the air is passing up and down and around the whole loop. Might have to have a higher power fan, or make it out of coffee cans...