What are the installation requirements for a vaulted ceiling fan box?

The installation requirements for a vaulted ceiling fan box include ensuring it is securely attached to a ceiling joist or support structure, using appropriate mounting hardware, and following the manufacturer's instructions for proper installation. It is important to ensure the box is rated for ceiling fan installation and can support the weight of the fan. Additionally, the box should be installed at the correct height and angle to accommodate the vaulted ceiling.