Sorry, the web browser you're using is not supported by this website.

Please use Google Chrome, Firefox, Safari, or another browser to access Thank you.

Skip to main content

We use cookies to enhance your experience. For details on how we use cookies, collect data, & how to manage your consent please see our Cookie Policy & Privacy Policy.

Are fire dampers required in exhaust ducts?

As per the National Fire Protection Association (NFPA 90A 2015) 5.3, Dear Experts. In order to have a fire resistance rating of 2 hours or more, air ducts must penetrate or be terminated at openings in walls or partition.

Let's Get It Fixed!

HomeX virtual experts will assess your issue (for free!) and can resolve simple problems.

What Did You Think of This Article?

What Did You Think of This Article?

Shop Recommended ProductsShop HomeX Recommended Products