Designed to protect paging speakers or other fixtures from damage. Ideal for schools,gymnasiums, arenas, heavy industrial areas or anywhere abuse must be anticipated. These cages are constructed from 1/8" diameter welded steel wire screen with 7/8" openings and 3/16 steel rod reinforcing hoops. All joints are fully welded for strength and durability. There finish is a tough chip and resistant baked powdered epoxy. Suitable for indoor or outdoor use.