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 forecasts repairs, replacement timing, and total ownership cost across 40+ home systems. Used by 8,200+ buyers, sellers, and long-term homeowners in 2026.