Smoke Detector Guard, Open Back, Indoor, Color White, Material 9 ga Coated Steel Wire, Mounting Flush, Width 8 1/4 in, Depth 2 3/4 in, Height 8 1/4 in, Diameter 9 in, For Use With Smoke Detectors, Operating Temp. -40 Degrees to 250 Degrees F, Standards UL, CSFM, MEA, Includes Mounting Hardware