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Subwoofer Box Fu75018D4 Thickwalled

Ported Box for 18 inch Subwoofer

Box External Dimensions
Width × Height × Depth
30.00" × 22.00" × 23.03"
Material Thickness 1.25"
Net Internal Volume 6.00 ft3
Tuning Frequency 32 Hz
Port Area 28.3 inch2
Pipe Inner Diameter 6.00"
Pipe Length 6.50"


Detail Size Quantity
Top / Bottom 30.00" × 23.03" 2
Front / Rear 30.00" × 19.50" 2
Left / Right 20.53" × 19.50" 2
Ø165.2mm Ø425.5mm 30.00" 23.03" 20.53" 23.03" 20.53" 22.00" 19.50" Top Top Bottom Bottom Rear Front Left Right Rear Front Left Right subbox.pro
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