
Published August 23, 2026 · 5 min read
That century-old colonial has character the new builds can't match — and quite possibly a sewer line installed before your grandparents were born. Here's how to go in with eyes open.
Homes built before the 1970s commonly have clay, cast-iron, or Orangeburg laterals. All three are near or past their expected lifespan, which means an inspection isn't optional — it's due diligence.
A scope costs a small fraction of a replacement. On an older home, it's the single best-value inspection you can add.