Shop our selection of Fan fixture box, Boxes & Brackets in the Electrical Department . Plastic Round Ceiling Box with Captive Mounting Nails and Auto/Clamps. Buy products related to ceiling fan box products and see what customers say . The two protruding screws for mounting a ceiling fan are easily removed for . Buy products related to ceiling fan electrical box products and see what customers . The two protruding screws for mounting a ceiling fan are easily removed for . Shop Ceiling fan electrical boxes in the electrical boxes & covers section of Lowes.com. Find quality electrical boxes online or in store. 2019. 6. 27. - Some types of specially rated metal pan boxes may be used for mounting ceiling fans, but not all pan boxes may be used for this purpose. 2018. 12. 28. - Either way, the front edge of the box should emerge through the ceiling flush with the drywall so you can screw on the fan's mounting brackets. Using a junction box whenever you install an electrical device like a ceiling fan, or light, will help to connect wires and mount the base of the item. Most building codes require ceiling fans to be mounted on special fan-rated boxes, which are made of metal or strong plastic and have deep-threaded holes for .