check my box please

[buster82284]

can someone check my box please. its for 3 type r subs in a ported box tuned to 28.1

hz and the volume should be 3.75cf is this too small for 3 type r subs? i couldnt find the max ported box size for them if im off whats the cf i should aim for? i used bb6p and i hope it all worked well.

14 x 34 x 28.76

heres the specs

Box Parts (Square Prism)

1 Top, 1 Bottom: 28.76 © x 34 (b) in

0.75 (thick) in

1 Front, 1 Back: 12.5 (a) x 32.5 (d) in

0.75 (thick) in

2 Sides: 12.5 (a) x 28.76 © x 0.75 (thick) in

Vent Parts

1 Top, 1 Bottom: 8.327 (e) x 56.6 (h) in

0.125 (thick) in

2 Sides: 8.077 (g) x 56.6 (h) x 0.125 (thick) in

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