This attractive baffle is ideal for most office interiors—be it recessed ceiling or recessed wall-mount installations. This model features concealed loudspeaker mounting studs and standard screw-mounting to enclosures. The 161-4 accommodates standard 4" (102 mm) dia. loudspeakers. Construction is one-piece, 20-ga. CRS and includes square "no leak" gasket. Finish is textured white epoxy.