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CHARLOTTE · GREENSBORO · WINSTON-SALEM

Cast Iron Pipe Repair without ripping out the pipe that's already there.

Cast iron was built to last, but not forever. If your home was built before 1980, those original drain pipes are likely corroded, scaled, and cracking from the inside out. LiningWorks uses trenchless CIPP lining to seal and strengthen failing cast iron without demolishing your floors, walls, or yard.

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The first call costs nothing. Flat-rate pricing. No upsells, ever.

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WHAT IT IS

Your cast iron pipes are aging. Lining them is the smarter fix.

Cast iron drain and sewer pipes installed in mid-century homes across Charlotte, Greensboro, and Winston-Salem were excellent for their time: dense, durable, quiet. But after 50-plus years underground, inside concrete slabs, and behind walls, they develop scale buildup that restricts flow, corrosion that eats through walls from the inside, and joint failure that allows groundwater infiltration and root entry.

Full replacement means cutting concrete slabs, opening walls, and restoring finished surfaces, a multi-day project with five-figure costs. CIPP (cured-in-place pipe) lining rehabilitates the same pipe from the inside. A resin-saturated liner is inserted through your cleanout, inflated against the cast iron wall, and cured into a smooth, seamless structural pipe. The result is a 50-year liner inside the old pipe, installed in hours, not days.

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Cutaway view of tree roots growing inside a broken sewer pipe.

SEE IT IN ACTION

How CIPP lining repairs cast iron from the inside.

Watch how our technicians assess, prep, and line deteriorating cast iron drain pipes: no jackhammers, no floor cutting, no demolition.

More LiningWorks videos on YouTube
Heavily clogged cast iron sewer pipe sections removed by LiningWorks.

WARNING SIGNS

Four signs your cast iron pipes are telling you it's time.

Cast iron failure is gradual, until it isn't. These are the signs LiningWorks looks for during a camera inspection on pre-1980 homes.

  • Recurring slow drains across multiple fixtures
    Scale and corrosion narrow the pipe interior over decades, reducing flow. Snaking gives temporary relief but doesn't remove the buildup causing the restriction.
  • Rust staining in floor drains or slab areas
    Oxidizing cast iron deposits orange-brown residue near cleanouts or floor drains. Visible staining often indicates internal corrosion is already severe.
  • Sewage odors with no visible leak
    Cracked cast iron joints allow sewer gas to escape into crawlspaces, slabs, and basement spaces long before a full backup or visible leak occurs.
  • Home built before 1980
    If your drain lines have never been inspected and the home is 40-plus years old, you almost certainly have cast iron that warrants a camera assessment before a problem becomes a crisis.

HOW IT WORKS

Our cast iron pipe repair process, start to finish.

Every cast iron repair starts with a thorough inspection. We never guess: we show you exactly what's happening inside your pipes before recommending a solution.

1. Camera inspection

We run a push-camera through your cast iron drain lines and record the full interior: scale deposits, corrosion pitting, cracked joints, bellied sections, and root intrusion all become visible on screen. You see exactly what we see.

2. Hydro jetting & prep

Before lining, we hydro jet the cast iron to remove scale deposits and debris. Clean pipe walls are critical for liner adhesion. If root intrusions are present, mechanical cutting clears them first, then hydro jetting follows.

3. CIPP liner installation

A resin-saturated felt liner is inverted or pulled into the cast iron pipe through an existing cleanout or access point. No open trench. No floor demolition. The liner conforms to the pipe interior and all joints, sealing every defect in one continuous pass.

4. Cure & verification

Hot water or ambient cure hardens the liner into a smooth, seamless structural pipe within hours. We run a post-installation camera to verify full adhesion and confirm no defects remain. Your cast iron pipes are now lined for 50 more years.
LiningWorks crew with old cast iron pipes removed during a repair.
Illustration comparing a cast iron pipe blocked by root intrusion and the same pipe after trenchless lining.

BEFORE & AFTER

From corroded cast iron to a smooth 50-year liner: one visit.

A Myers Park Charlotte homeowner had a 1967 home with original cast iron drain lines that multiple plumbers said needed full replacement. One LiningWorks camera inspection, one day of CIPP lining: no tiles touched, no concrete cut.

P
Patricia Engel
3 Nov 2025 · Google
G
★★★★★

"Our house was built in 1967 and every plumber we called said the cast iron needed to be ripped out. LiningWorks showed us the camera footage, explained CIPP lining, and had the job done in one day. Not a single tile touched. That was six months ago and drains are perfect."

WHY LININGWORKS

Cast iron pipe repair specialists.

CIPP lining for cast iron requires understanding decades of pipe deterioration patterns. We've assessed and lined many pre-1980 homes across the Carolinas and know exactly what failing cast iron looks like and how to restore it.

Same-day camera assessment

Camera inspection and full condition report in one visit. You'll know the extent of cast iron deterioration before we quote anything.

No slab demolition required

CIPP accesses the pipe through cleanouts and fixtures. No concrete sawing, no tile removal, no structural disruption to your home.

Flat-rate cast iron pricing

We quote cast iron CIPP jobs by the linear foot with no hidden fees for access, cleanup, or re-inspection. The price you approve is the price you pay.

50-year liner design life

Every cast iron CIPP liner LiningWorks installs is designed for a 50-year service life. It outlasts the original pipe and most of the homes we work in.
LiningWorks team members installing sewer lining equipment on a job site.

HOW TO GET STARTED

Three steps from corroded cast iron to a 50-year liner.

Most cast iron lining jobs are completed in a single day. Here's how the process works from your first call to a verified, camera-confirmed liner.

01

Call or text us

Reach us at 336-477-3218. Tell us about your cast iron symptoms (slow drains, rust staining, odors) and we'll schedule a camera inspection at a time that works for you.

02

Free camera inspection

We run our push-camera through every accessible cast iron line and give you recorded footage. You'll see the corrosion, scale, and joint condition firsthand, and receive a flat-rate quote on the spot.

03

Liner installed & verified

We prep the cast iron, install the CIPP liner, cure it, and run a post-installation camera to confirm a perfect result. Most jobs wrap up the same day: no re-visits, no guesswork, no slab demolition.

Book a Camera Inspection

FROM THE BLOG

Plain-English Advice From Local Sewer Experts

Stories, signs to watch for, and what actually works underground, straight from our crews.

Read all posts

Free Guide

Get the Free Sewer Repair and Replacement Guide

A plain language guide for North Carolina homeowners. Read it at your own pace, before you talk to anyone about your sewer line.

  • The warning signs to watch for, room by room
  • What is probably under your yard, and why older lines fail
  • How point repair and CIPP (cured-in-place pipe) lining work
  • What affects the cost of a sewer repair

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OUR LOCATION

Local Experts, Here When You Need Us

Mocksville, NC
LiningWorks
2200 Davie Academy Rd
Mocksville, NC 27028
336-477-3218