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Adding a fan to a pergola, gazebo, or other outdoor living space costs between $250 and $3,000. If you need wiring, expect to pay anywhere from $500 to $1,500 or more for the circuit, switch, and electrical boxes. You'll also need to make sure you purchase one that's outdoor-specific with weather-resistant construction.

You need an electrician to install a ceiling fan if new wiring or circuit modifications are required. Installing a ceiling fan involves electrical and mechanical expertise, and working with electricity can be dangerous without proper experience. If replacing an existing fan or light fixture where wiring is already in place, a handyperson can perform the installation. However, for new installations, complex setups, or any situation involving electrical work, it's essential to hire a local licensed electrician to ensure the job is done safely and complies with local codes.

You should get a ceiling fan that matches the decor of your home. Out-of-place styles stick out and may detract from the home's resale value later. If you're unsure which design to go with, talk to an interior designer.

Interior decorators cost around $2,000 to $12,000, but they create a plan for your entire home. You can choose from every possible style, from traditional carved oak to slick stainless steel to fans resembling old airplane propellers.

The size of your room will dictate the appropriate fan size. For exceptionally large rooms, consider installing more than one ceiling fan. Use the following guidelines to determine the fan size you should purchase based on your room's size:

• For rooms up to 75 square feet, choose a fan with a blade span of 29–36 inches.

• For rooms 80–175 square feet, choose a fan with a blade span of 42–48 inches.

• For rooms 180–350 square feet, choose a fan with a blade span of 52–56 inches.

• For rooms larger than 350 square feet, choose a fan with a blade span of 60 inches or larger.

A fan costs around $44 to $88 annually if you run it nonstop. That's assuming it costs about $0.05 to $0.09 to run a fan every hour based on a range of 50 to 80 kilowatts per hour and an average national rate of $0.11 per kilowatt hour for electricity.

Installing a ceiling fan involves several steps:

1. Turn off the power at the breaker box.

2. Remove the old fixture and disconnect wiring.

3. Install support braces if needed.

4. Attach the new fan housing to the existing box.

5. Connect the wiring according to code and manufacturer instructions.

6. Assemble the fan components.

7. Restore power and test the fan.

Working with electricity can be dangerous. If you're not experienced with electrical work, it's wise to hire a professional to ensure a safe and proper installation.