Estimated Repair Cost
$70,716

Includes labor (local rates) + materials + mobilization.

Mandatory?
Yes
Safety Risk?
Critical

Technical Breakdown

What is it?

Certain PEX plumbing systems (notably Kitec brand, 1995-2007) used brass fittings that undergo dezincification when exposed to water chemistry. The zinc layer corrodes, weakening the fitting structure.

Repair Item Replace old galvanized/poly-B with PEX-B
Cost locally in Boise City, ID $70,716
Mandatory? Yes (Required for safety/insurance)

🚨 Failure Scenario

Weakened fittings develop pinhole leaks or catastrophic failures, releasing water under pressure inside walls. Multiple fittings throughout the home can fail simultaneously. Identification during inspection is a common deal-contingency requiring full plumbing replacement.

Regional Impact

Boise City, ID's climate conditions (Zone 5B) create unique maintenance demands for 1995-2010-era construction. Regional labor costs at 108% of national average enable balanced project scoping without budget overruns. Public records show 9 major FEMA disaster declarations since 2016 in ID, and statewide median housing stock built in 1991.

Open Data Context

Geography unit: Boise City, ID MSA

FEMA major disasters since 2016 (state): 9

State owner-occupancy rate: 72.1%

State median year built: 1991

Repair pressure index: 19.4 / 100

Source file: metro_unique_signals_2026.csv (unit: MSA)

Negotiation Copy

Send this to your agent to request a credit.

"We have identified that the Replace old galvanized/poly-B with PEX-B presents an immediate liability of approx. $70,716. We request a seller credit of this amount to address this critical safety concern immediately after closing."

Related Inspection Points in Boise City, ID

Review other potential liabilities common for Boom Era homes in this region.

Standard 1/2 inch gypsum drywall, taped and finished → Premium James Hardie or similar fiber cement → Premium composite decking, including substructure → Standard 5x7 guest bath, mid-grade fixtures → LVP (Waterproof), 20mil wear layer →

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