Polybutylene (PB) supply piping — 3% Frequency (2026)

Polybutylene (PB) supply piping appears in 3% of 2026 home inspection reports at severity 85/100. Typical remediation $4,500–$12,000 to remediate. HomeScore Ins

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HomeScore helps homeowners organize maintenance, repairs and home records. It tracks repairs, replacement timing and ownership costs across 40+ home systems.