Brush Coating

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Brush Coating to Restore Sewer Lines Without Major Digging

When interior pipe surfaces are rough, scaled, or pitted—but a full replacement isn’t practical—this targeted, minimally invasive repair method can be a smart solution. John Shelton Plumbing applies professional epoxy or polymer coatings to rehabilitate short sewer segments, transitions, and fittings. It’s a precise, surface-renewal option that improves flow, seals small defects, and extends pipe life—all with limited access and minimal disruption to your property.

What Is Brush Coating?

This sectional rehabilitation technique cleans the pipe interior and applies a specialized coating to rebuild a smooth, protective surface. Unlike full-length liners used in Trenchless Pipe Lining, it focuses on shorter areas—elbows, wyes, transitions, or sections with heavy scale—making it ideal when only a localized zone needs attention.

When This Method Makes Sense

  • Scaled cast iron: Restore flow and reduce snag points that catch debris.
  • Minor corrosion and pitting: Seal small defects to slow deterioration.
  • Transitions & fittings: Treat complex shapes where liners are difficult.
  • Pre-liner prep: Smooth rough sections to support a clean liner install.

Our Process

1) Inspection & Cleaning

We begin with a Sewer Camera Inspection to evaluate the pipe’s condition and determine whether this approach or a full liner is the right fix. Then we perform Hydro Jetting and descaling to create a clean, bondable surface.

2) Masking & Protection

Nearby fixtures and work areas are protected so coatings go exactly where intended—no drips, no overspread.

3) Controlled Application

Using specialized brush systems, we apply one or more coats to rebuild a smooth interior. We work carefully through bends and fittings, ensuring even coverage and proper thickness.

4) Cure & Verification

After curing, we re-inspect with the camera to verify coverage and flow improvements. When needed, we add a final pass to perfect the surface.

Benefits of This Repair Method

  • Minimal access required: Work is performed via cleanouts with limited opening of finished areas.
  • Improved flow: A smoother interior reduces friction and clog potential.
  • Targeted and efficient: Focuses on the exact trouble spot without lining entire runs.
  • Budget-friendly: Often less costly than excavation or full-length liners for spot issues.

Brush Coating vs. Trenchless Lining

Both are “no-dig” solutions but serve different needs. The sectional coating method is ideal for localized defects, fittings, or scale removal and resurfacing; trenchless lining rehabilitates longer runs and structurally reinforces deteriorated pipe. We’ll show camera footage and recommend the right option—sometimes a combination works best.

Pair This Service With

Shelton Plumbing service van for brush coating sewer line repairs in the Alle-Kiski Valley
Have a project we can help with? Call 724-335-7177 or contact us online.

Service hours: Mon–Fri 7:30–4:00, Sat 8:00–12:00, Sun Closed.

Brush Coating — FAQs

Q

When is brush coating better than a full trenchless liner?

This method is ideal for short, localized problem sections—like fittings, transitions, and heavily scaled spots—where a full-length liner isn’t necessary. For long deteriorated runs, we may recommend pairing this with trenchless pipe lining for structural reinforcement.
Q

How long does a coated sewer section typically last?

Longevity depends on the original pipe condition and proper surface preparation. With thorough cleaning and careful application, the renewed interior surface provides durable protection and improved flow for many years.
Q

Is this safe for cast iron and PVC sewer pipes?

Yes. We choose material-compatible coating systems and verify proper adhesion using a follow-up camera inspection after curing.
Q

Will this process disrupt my home or business?

It’s a low-disruption, no-dig process done through existing access points. Any temporary odors are managed with ventilation, and most projects finish with minimal impact to day-to-day activity.

Quality You Can Trust!

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