The cost of replacing Poly-B plumbing can vary greatly depending on the amount of Poly-B piping throughout the home and if the removal of drywall, ceilings, or flooring is required to access the pipes. The average replacement cost of Poly-B plumbing can be anywhere from $2,500 to $25,000. While replacing all Poly-b pipes in your home may be costly, it is a good investment since replacing them will save you from future leaks, flooding and losses. In addition, replacing the pipes will increase the value of your home. To accurately understand the costs to remove polybutylene from your home, contact us to arrange a consultation.