I asked because you will need more if you have the tales hanging out the top but 25' mounted inside should be plenty. I only set my hlt 1-2 degrees warmer then my set mash temp and it holds great.
Up Next: Double Red IPA
Fermenting: Revvy's Belgian Blonde
[U]Fermenting: More Blonde Goodness
Definitely not a real brewery just one guy making a lot of alcohol.