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.

How much does it cost to fix a backflow preventer?

How much is it to replace a sprinkler or sewer backflower? It will cost between $70 and $1,150 to replace a preventer. There is a labor fee between $35 and $250. A new preventer won't be installed into an existing system most of the time.

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