The octagonal cabinet is sealed and constructed of ¾” MDF board, covered with a copper veneer and finished with bright copper edge strips with brass finish washers and bronze square head drive screws.
Covered with 1.5” thick granite top. All copper tubing, copper wire and exposed copper plate has been sanded and clear coat painted to minimize corrosion. The woofer is down firing and there are 16 different types of copper veneer available for selection.
– via Airhammer Industries