Screw-mount grille Model WB-4 is the industry standard when it comes to steel ceiling grilles for 4” loudspeakers. The contoured edge and economical cost make it a popular choice for installation in offices, hotels, schools, airports, medical, retail, and similar commercial facilities.
Precision formed single piece of 20-gauge steel with a punched center, contoured edge and white powder epoxy finish.
7.25” diameter with mounting projection of 0.25”.
Four 8-32 x 3/4” welded studs with nuts for concealed mounting of a standard 4” (EIA 5”) speaker.
Four white 8-32 x 1-1/2” Phillips-head screws to attach a speaker-grille assembly to a backbox or mounting ring.
