12 U-12 4th B-WALL
DIY BLUEPRINT FOR 12 U-12 SUBWOOFERS
4th order bandpass wall fits full size SUVs behind B-pillar
FRONT CHAMBER
VOLUME: 18cf net
TUNING: 45Hz
PORT AREA: 295.38in^2
(16.41in per cube)
REAR CHAMBER
VOLUME: 10.4cf net
DIMENSIONS
Width: 45-1/2in
Height: 37-3/4in
Depth: 43in
Subwoofer Max Mounting Depth: 8in
$50.00Price