Polybutylene pipes
Polybutylene pipes are flexible plastic plumbing pipes made from polybutylene resin and used in U.S. Homes between 1978 and 1995.
Polybutylene pipes commonly fail due to oxidative reactions with chlorine and other disinfectants, leading to leaks. Insurance companies frequently deny claims for water damage resulting from polybutylene pipe failures because of high historical failure rates, with studies showing failure rates as high as 50%.
Insurers such as State Farm, Allstate, and USAA often exclude or restrict coverage on homes containing polybutylene plumbing. Homeowners report that replacement of polybutylene pipes with PEX or copper raises property values by up to 10%.
Home inspection reports regularly flag polybutylene piping as a significant risk factor affecting insurance eligibility. Lawsuits regarding defective polybutylene pipes have resulted in class-action settlements exceeding $1 billion, including Cox v.
Shell Oil Co. Claims adjusters routinely request interior wall inspections to detect hidden polybutylene plumbing before writing new homeowner policies.
Underwriting guidelines from insurers specifically cite polybutylene pipes as an unacceptable material due to a history of premature rupture and water losses, as confirmed by YourInsurance.info. Replacement costs for full-home re-piping can range from $4,000 to $15,000 depending on home size and complexity.
Local building codes in several states–including California, Texas, and Florida–forbid new installation of polybutylene plumbing due to durability concerns documented over decades.
Can you obtain homeowners insurance if you have polybutylene pipes?
Yes, you can obtain homeowners insurance if you have polybutylene pipes. However, the type of policy coverage and rates may be impacted by the presence of these types of pipes. Homeowners with polybutylene pipes typically receive a lower level of coverage than those without them. They may face higher premiums due to the increased risk…
Will homeowners insurance cover polybutylene pipes?
Homeowners insurance typically does not cover polybutylene pipes. This is because the pipes are known to fail frequently, and the costs associated with such a failure can be very high. Many insurers will not provide coverage for a problem resulting from defective material or workmanship that was done in the past. As such, homeowners should…
Does homeowners insurance cover polybutylene pipes?
Yes, homeowners insurance typically covers damage related to polybutylene pipes. Standard policies usually cover water damage caused by burst or leaking pipes, and in many cases this applies to polybutylene pipes as well. Depending on the individual policy, some insurers may also cover the cost of replacing old or damaged polybutylene piping when it is…
See also Pontoon boat insurance.