
Older & Historic Homes
Material Forensics: Aluminum Wiring
The hidden danger inside your walls could be costing you everything.
Let's dive into the material forensics of 1970s aluminum wiring. This is a classic retro-fit nightmare. Because aluminum expands and contracts differently than copper, loose connections are inevitable, leading to dangerous arcing. It's an unwritten protocol among pros to mandate special Al/Cu connectors. Bypassing this is a massive blind spot for homeowners.
To secure your property with proper pigtailing, call (443) 469-9371 to schedule a diagnostic appointment.
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Published 2026-06-19