Westinghouse Lighting 0105000 1 1/2" Saf-T Box For Ceiling FansThe Westinghouse Saf-T-Box Support Fan Brace features dual-mounting capabilities for lightweight lighting fixtures or ceiling fans and chandeliers. Install the brace by securing it to a ceiling joist.Westinghouse Lighting 0105000 1 1/2" Saf-T Box For Ceiling Fans Features: Provides support for ceiling fans and luminaries Offers dual-mounting capabilities for use with lightweight fixtures as well as chandeliers and ceiling fans Compatible with ceiling fans weighing up to 70 lb. and luminaries up to 150 lb. Ideal for new construction or applications where an attic is accessible Installs by securing it to a ceiling joist Includes a heavy-duty, 1-1/2 in. deep, 15.5 cu. in. dual-mount electrical box, 3 knockouts for conduit or Romex, 2 Romex clamps, a Saf-T-Cap and mounting hardware UL listed