The Sealproof Fan Brace provides safe installation of a ceiling fan or light fixture with secure attachment to a ceiling joist. This product is perfect for new construction or remodels where the attic is accessible. The mounting bracket can be installed in finished ceilings through a hole large enough to fit the box. Each end of the brace screws into the joists securely and includes two teeth for added stability. The electrical box can be positioned anywhere desired along the brace. Package Includes: Fan brace with electrical box 6 Screws Installation Plate User manual