The answer to 'how much does backflow preventer cost near me' is that the cost can vary significantly depending on several factors. Typically, the installation of a backflow preventer for a residential property can range from $300 to $1,000 or more.
The exact cost will depend on the size and complexity of the backflow preventer, the type of plumbing system in your home, the accessibility of the installation location, and the labor rates in your local area. Additionally, the cost may be higher if the backflow preventer needs to be installed in a difficult-to-access location or if there are any necessary modifications to the existing plumbing.