a one inch pipe with some one eighth inch holes running the length and down the middle of the tumbler. the pipe is open at both ends. the pipe gets covered with the material. my question is do i need to put more holes in the tumbler for more air?
i'd say no. any holes you add will have the same issue as those already there. they too will get plugged. you are adding lots of air when you open the tumbler to add material and then turn the tumbler.
i have read two different opinions on turning the compost tumbler. one says to turn it often. the other says not to 