Rockford Fosgate RFD2218 Installation & Operation Manual page 9

Installation
Sealed
Punch HE2 8"– Punch HX2 8"
Recommended sealed 0.30ft
Punch HE2 10"– Punch HX2 10" — Recommended sealed 0.75ft
Power HX2 DVC 10"
Recommended sealed 0.625ft
Punch HE2 12"– Punch HX2 12" — Recommended sealed 1.25ft
Power HX2 DVC 12"
Recommended sealed 1.0ft
Punch HE2 15"– Punch HX2 15" — Recommended sealed 2.5ft
Power HX2 DVC 15"
Recommended sealed 1.25ft
Punch HX2 18"
Recommended sealed 4.0ft
(8.50L)
3
(17.7L)
3
(28.32L)
3
(35.4L)
3
(113.27L)
3
3
I
+ -
+ -
N
S
T
A
L
L
A
T
I
O
N
(21.24L)
3
(35.40L)
3
(70.79L)
3