WOOFER INSTALLATION: On a suitable work area, place the woofer in the face plate and align the dust cap as desired. Use a pencil to mark the screw locations. Remove the woofer. Pr-drill the holes for the screws through the face plate. Apply ihe supplied foam tape to the back of the woofer keeping the tape against the inside edge of the mounting flange. Place the face plate over the enclosure, Connect the speaker lead to the woofer as per manufacturer's instructions.