fiberglass enclosure help

[91'Hatch]

i want to make a fiberglass enclosure in the back of my 91 civic hatch for a solo-baric l7 and am not sure how to start it.
any help?

[azbass]

make a speaker ring for the L7. hold it where you want it to be,


then build a frame to hold the ring in place, wrap the frame in fleece