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Mount Fan-Rated Junction Box — Install New Electrical Box (if necessary)

Intermediate6 hours

Part of project

How to Hang a Chandelier in a Two-Story Foyer · Step 3 of 9

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With the structural blocking firmly in place, it's time to mount the electrical junction box. For ceiling fans or heavy light fixtures like chandeliers, it is imperative to use a specialized 'fan-rated' or 'heavy-duty' electrical junction box. These boxes are designed with internal reinforcements and stronger mounting capabilities to safely support the significant weight and potential vibration of such fixtures. Position the selected fan-rated junction box in the center of the installed wood blocking, ensuring its front edge will be flush with the future finished ceiling surface (e.g., drywall). Use a cordless drill/driver to securely screw the junction box to the wood blocking, utilizing all available mounting points on the box. Verify that the box is stable, level, and firmly attached to the blocking, capable of supporting the intended fixture.

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