12" Sealed
Dayton Audio UMII12-22 Ultimax II 12" DVC Subwoofer 2 Ohms Per Coil
91 L net · F3 40 Hz
$19.99 View plan →
Sealed subwoofer enclosure plans
6 build-ready plans, each engineered to a precise sealed alignment with DXF cut files, 1:1 print templates and 3D models.
15" Sealed
Dayton Audio UMII15-22 Ultimax II 15" DVC Subwoofer 2 Ohms Per Coil
85 L net · F3 33 Hz
$19.99 View plan →
18" Sealed
Dayton Audio UMII18-22 Ultimax II 18" DVC Subwoofer 2 Ohms Per Coil
311 L net · F3 30 Hz
$19.99 View plan →
12" Dual Sealed
Dayton Audio UMII12-22 Ultimax II 12" DVC Subwoofer 2 Ohms Per Coil
181 L net · F3 40 Hz
$19.99 View plan →
15" Dual Sealed
Dayton Audio UMII15-22 Ultimax II 15" DVC Subwoofer 2 Ohms Per Coil
170 L net · F3 33 Hz
$19.99 View plan →
18" Dual Sealed
Dayton Audio UMII18-22 Ultimax II 18" DVC Subwoofer 2 Ohms Per Coil
621 L net · F3 30 Hz
$19.99 View plan →