Sewer Line Red Flags Every Realtor Should Know

Written by Steven Shipler, Texas Licensed Master Plumber, Responsible Master Plumber (RMP), MBA, and host of The 4 Guys Education on YouTube.

Realtors do not need to be plumbers, but they should know the sewer line red flags that can affect buyers, sellers, negotiations, option periods, repair requests, and closing timelines. A hidden sewer defect can turn into one of the biggest surprises in a real estate transaction.

A property can look clean, updated, staged, and move-in ready while the underground sewer line has roots, standing water, sewer bellies, offsets, pipe separations, cast iron deterioration, or broken pipe.

Top Sewer Line Red Flags for Realtors

• Older homes with original cast iron drain lines
• Mature trees near the sewer path
• Prior foundation repair
• Recurring drain cleaning history
• Sewer odor inside or outside the home
• Slow drains in multiple areas
• Cleanout overflow marks
• No visible exterior cleanout
• Flipped homes with no plumbing documentation
• Seller cannot provide sewer repair records
• Older clay or Orangeburg pipe concerns
• Previous sewer repairs with no post-repair camera video

Why Realtors Should Recommend Sewer Camera Inspections

Sewer camera inspections give buyers evidence. That evidence can help support repair requests, seller credits, price negotiations, repair estimates, or a decision to move forward with confidence.

For sellers, a pre-listing sewer inspection may reduce surprises and help document the condition of the underground sewer line before buyers raise concerns.

What Realtors Should Tell Buyers

A standard home inspection may not include a sewer camera inspection. The buyer should ask whether the underground sewer line has been inspected, whether a video is available, where the cleanouts are located, and whether the line was inspected toward the city tap and under the slab where accessible.

Helpful Internal Links

• Should Sellers Provide a Sewer Inspection Report?
• Questions Home Buyers Should Ask About the Sewer System
• What Does a Sewer Inspection Report Look Like?
• Testimonials
• Contact Us

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