How a Bathroom Vent Fan Works | This First House

Zack Dettmore explains how a bathroom vent fan works and then installs one in a newly renovated bathroom. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse. Looking for more step by step guidance on how to complete projects around the house? Join This Old House Insider to stream over 1,000 episodes commercial-free: https://bit.ly/2GPiYbH Want weekly tips, project guides, and behind-the-scenes content from the TOH crew? Sign up for our free newsletter here: https://www.thisoldhouse.com/pages/newsletters Plus, download our FREE app for full-episode streaming to your connected TV, phone or tablet: https://www.thisoldhouse.com/pages/streaming-app Follow This First House: Official website: www.thisfirsthouse.com Facebook: http://bit.ly/ThisOldHouseFB Twitter: http://bit.ly/ThisOldHouseTwitter Pinterest: http://bit.ly/ThisOldHousePinterest Instagram: @thisfirsthouseofficial TikTok: @thisfirsthouse How a Bathroom Vent Fan Works | This First House https://www.youtube.com/user/thisoldhouse/