Hello Friend!
You can choose a suitable enclosure from the existing ones, or make your own subwoofer box design, using the online sub box calculator.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 3 ft3.
Port Area: 34.9 in2.
Tuning Frequency: 29 Hz.
Ported Box
for 8 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 0.8 ft3.
Port Area: 12.2 in2.
Tuning Frequency: 38 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 3 ft3.
Port Area: 34.9 in2.
Tuning Frequency: 30 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 3 ft3.
Port Area: 34.9 in2.
Tuning Frequency: 30 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 2.3 ft3.
Port Area: 23.3 in2.
Tuning Frequency: 28 Hz.
Ported Box
for 15 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 3.5 ft3.
Port Area: 55 in2.
Tuning Frequency: 28 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 2.3 ft3.
Port Area: 23.3 in2.
Tuning Frequency: 33 Hz.
Ported Box
for 12 inch Subwoofer
| Pipe (Right Panel)
Net Internal Volume: 2.3 ft3.
Pipe Inner Diameter: 136 mm
Tuning Frequency: 35 Hz.
Ported Box
for 15 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 3.5 ft3.
Port Area: 49.6 in2.
Tuning Frequency: 33 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Right Panel)
Net Internal Volume: 1.5 ft3.
Port Area: 7.8 in2.
Tuning Frequency: 35 Hz.
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 5.3 ft3.
Port Area: 69.8 in2.
Tuning Frequency: 37 Hz.
Ported Box
for 15 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 3 ft3.
Port Area: 45 in2.
Tuning Frequency: 34 Hz.
Ported Box
for 15 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 4 ft3.
Port Area: 70 in2.
Tuning Frequency: 28 Hz.
Ported Box
for Dual 12 inch Subwoofers
| Pipe (Right Panel)
Net Internal Volume: 3.9 ft3.
Pipe Inner Diameter: 200 mm
Tuning Frequency: 33 Hz.
Ported Box
for 12 inch Subwoofer
| Pipe (Right Panel)
Net Internal Volume: 2.3 ft3.
Pipe Inner Diameter: 150 mm
Tuning Frequency: 38 Hz.
Ported Box
for 10 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 1.2 ft3.
Port Area: 10.1 in2.
Tuning Frequency: 38 Hz.
Ported Box
for Dual 15 inch Subwoofers
| Slot (Right Panel)
Net Internal Volume: 5.8 ft3.
Port Area: 124.0 in2.
Tuning Frequency: 40 Hz.
Ported Box
for 6.5 inch Subwoofer
| Slot (Right Panel)
Net Internal Volume: 0.9 ft3.
Port Area: 29.5 in2.
Tuning Frequency: 50 Hz.