Posted by jeff on June 30, 2003 at 14:34:21:
In Reply to: Re: circular breathing question posted by jeff miller on June 30, 2003 at 14:32:25:
Before I get flamed by some BBS Pedant, I meant to say "4 foot long PVC pipe".
1 1/2 inches is a good diameter. File down the end with sandpaper or wrap it in wax or tape to prevent damage to your chops.
jeff