The PW 218S plywood enclosure is used in the construction of cabinet enclosures on all models. The use of solid glue joints and the critical placement of internal bracing results in enclosures that virtually indestructible as well as resonance-free. Integrated handles are built into the 100% plywood structure of the cabinet enclosure. Durable textured black paint is used to withstand to the rigors of the road when transporting and provide stylish appearance for permanent installations.