Step 4: Fasten The Brackets

step by step how to install a bigger bathroom fan fasten brackets for fan in attic
Photo: Wendell T. Webber
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Up in the attic, extend the two support brackets to the facing joist, and screw each one in place, as shown.
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    Tools List

    • flathead screwdriver
      Flat-head screwdriver
    • Phillips screwdriver
      Phillips-head screwdrivers
    • keyhole saw
      Keyhole saw
    • drill
      Drill/driver

    Shopping List

    Bath fan rated to your bath's cfm needs
    Insulated duct
    Zip ties
    Foil tape