Just called the local hardware store and they carry MDF or 9 birch plywood.
MDF is roughly $25-30 a sheet, and birch ply is $35-40 a sheet. I was told to use 11 birch plywood, 9 ply still any good??
'07 Chevy Trailblazer SS AWD (Garage Queen)
- Alpine 9887
- Eclipse SC8365 3-Way front stage
- Sundown SAX-125.2
'98 Jeep Grand Cherokee (Daily)
- Alpine 9887 (Active)
- Selenium 6" Mids, 4 Crescendo CTS-1 Tweeters
- Sundown SAX-100.4D
- 2 Sundown SA-12s
- Sundown SAZ-1500Dv2
Team Sundown Audio