How to Install a Bathroom Fan

Replace your old, noisy bath fan with a quiet, energy-efficient model

Required Tools for this Project

Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration.

  • Hammer
  • 4-in-1 screwdriver
  • Drill/driver, cordless
  • Chalk line
  • Dust mask
  • Jigsaw
  • Drywall saw
  • Pry bar
  • Non-contact voltage tester
  • Utility knife

Gloves, Trouble light and Goggles

Required Materials for this Project

Avoid last-minute shopping trips by having all your materials ready ahead of time. Here's a list.

  • Vent fan
  • Roof cap
  • 4-in. flexible insulated duct
  • 4-in. aluminum duct, straight and elbow
  • Adjustable clamps, 6-in.
  • 3/8-in. self-tapping sheet metal screws
  • 1/2-in. self-tapping sheet metal screws
  • Wire connectors
  • Caulk
  • Roof cement

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