The answer to the cost of backflow preventer repair in your area is that it can vary significantly depending on several factors. Backflow preventer repair costs are typically in the range of $150 to $500, but the exact price will depend on the type of backflow preventer, the extent of the repair needed, and your local plumbing labor rates.
Some of the key factors that influence the cost of backflow preventer repair include the complexity of the repair, the materials needed, the accessibility of the backflow preventer, and whether any additional plumbing work is required. Older or more complex backflow preventers may cost more to repair than newer, simpler models. Additionally, if the backflow preventer is located in a difficult-to-access area, that can add to the labor costs.