Hi Clive. You may consider Wlifred's concrete sub designs. They are for a
large sub capable of what you described. I heard he was building one for a guy
here in Calif. and it sounds like the most economical way to build a big sub.
Anybody want to post a link to Wilifred's site ?
Frank D. Delicious ideas to please the pickiest eaters. Watch the video on AOL Living. |