A lifetime warranty on pipe lining covers the liner installed inside your sewer line and, in most cases, the workmanship that put it there. If the liner leaks, pulls away from the old pipe, or breaks down structurally within the lined section, the installer repairs it under the written terms. What it typically leaves out is everything beyond that lined section: other pipes in the building, the public sewer main, clogs caused by what goes down the drain, and damage someone else causes after the job.
Most warranty frustration starts in the space between what an owner assumes and what the paperwork says. Words like “lifetime” and “limited” carry specific meanings, and those meanings shift from one contractor to the next. Palmetto Pipe Lining backs residential lining with a limited lifetime warranty and commercial lining with a 10-year warranty, and the questions below are the same ones we encourage every property owner to ask before signing for sewer pipe lining in Summerville, SC, whether the job goes to us or another company.
What a Pipe Lining Warranty Is Designed to Cover
A pipe lining warranty protects two things: the liner material and the way it was installed. Coverage applies to the lined footage listed in your contract. If that section leaks, loses its bond, or fails structurally because of a defect, the warranty is the company’s written promise to come back and correct it under the stated terms.
The Liner Itself
With cured in place pipe lining, a felt or fiberglass tube soaked in resin is placed inside the old pipe and hardened into a new pipe with no joints along its length. A liner warranty addresses failures of that new pipe. Examples include cracks through the liner wall, leaks at the liner’s ends, and a liner that bubbles, softens, or separates because the resin did not cure properly.
The Installation Work
Many lining problems trace back to installation day. The old pipe may not have been cleaned well enough for the resin to bond, the liner may have been cut short of the damaged area, or a branch connection may have been reopened poorly after curing. These fall under workmanship. We back our installs with both a warranty and a workmanship guarantee, and it is fair to ask any installer, including us, to show in writing which protection applies to which part of the job.
The Lined Footage and Nothing Beyond It
Coverage follows the footage in your contract. If a crew lines 60 feet of lateral from the cleanout to the property line, those 60 feet are what the warranty covers. The drain under your kitchen sink, a branch line left out of the scope, and pipe past the end of the liner are separate.
What “Lifetime” and “Limited” Mean in Warranty Language
“Lifetime” rarely means forever, and “limited” means the warranty comes with conditions. Before signing, find out whose lifetime the warranty follows, whether it transfers when the property sells, and which conditions can end coverage. These details carry the most weight for landlords, investors, and anyone planning to sell within a few years.
Whose Lifetime the Warranty Follows
In the lining trade, “lifetime” can refer to the life of the building, the time the original buyer owns the property, or the design life of the product. Each reading produces a very different length of coverage. Because the word alone does not settle it, the definition belongs in the written warranty.
What a Limited Warranty Includes
A limited warranty spells out conditions and exclusions. Common conditions include using the line for ordinary household waste, leaving the lined pipe unaltered by other contractors, and reporting a problem promptly. A limited warranty is a warranty with defined edges, and reading it is how you learn where those edges sit.
How Residential and Commercial Terms Are Set Up
Our residential lining carries a limited lifetime warranty, and our commercial lining carries a 10-year warranty. Commercial lines at restaurants, multi-unit buildings, and retail spaces handle heavier daily flow and often more grease, which is why commercial coverage across the trade tends to run for a set number of years. Property managers overseeing both property types should track each warranty separately.
What Pipe Lining Warranties Usually Leave Out
Most exclusions share one trait: the problem did not start with the liner or the installation. Clogs from grease and wipes, damage from digging or heavy equipment, alterations by another contractor, and pipe outside the lined section usually fall outside coverage. Knowing these ahead of time prevents surprises when something goes wrong years after the job.
Clogs From What Goes Down the Drain
A liner gives wastewater a clean, continuous path, but it cannot stop cooking grease from hardening or wipes from bunching together. Fats, oils, grease, and so-called flushable wipes are the usual causes of backups in lined and unlined pipe alike. Clearing those clogs is a maintenance call.
Pipe That Was Never Lined
Sewer systems are made up of several connected sections. A backup can start in an interior drain, a branch line, or the public main, none of which a lateral warranty touches. A proper inspection shows where the problem actually sits before anyone assumes the liner is at fault.
Damage From Outside Forces
A fence post auger, irrigation trenching, utility digging, or a new driveway pour can strike a buried line. Warranties generally treat that kind of damage as outside the installer’s control. If you plan digging work, locate the line first and share its path with whoever is doing the work.
Changes Made by Another Contractor
Another plumber cutting into lined pipe to add a connection, or running an aggressive cutting head through it, can void coverage on the affected section. Keep your lining paperwork where you can find it, and tell any plumber who works on the system that the line has been lined.
How Long Cured-In-Place Liners Are Engineered to Last
Public sewer specifications design cured-in-place liners for at least a 50-year service life, and long-term field research supports that target. That engineering work is what allows lining companies to offer long residential warranties. Design life and warranty length are two separate measurements, though, and a property owner should understand both before comparing proposals.
The City of Greenville’s specification for cured-in-place pipe points out that sewer products are intended to have a 50-year design life, and it requires liners to meet ASTM F1216, ASTM F1743, and ASTM D5813, the industry standards governing how CIPP pipe lining is designed, installed, and cured.
Field data backs those targets. A multi-year project funded by the U.S. Environmental Protection Agency included a first-of-its-kind retrospective evaluation of retrieved CIPP liners that had been in service between 5 and 34 years at 18 different locations. The EPA ran this research as part of its Aging Water Infrastructure Research Program, since utilities depend on pipeline rehabilitation to keep miles of aging sewer main in service.
The same engineering principles apply to a home or business lateral. Our crews use NuFlow UV and ambient pull-in-place technology, both forms of trenchless pipe rehabilitation that form a new pipe inside the old one. A 50-year design life is an engineering target. A warranty is a company’s written promise. You want clear answers on both.
Who Owns Which Part of a Summerville Sewer Line
A warranty covers only the pipe the contractor lined, so it helps to know which pipe is yours. In Summerville, the Commissioners of Public Works operate as the town’s water and sewer utility. In most U.S. systems, the private lateral connecting a building to the public sewer is the property owner’s to maintain.
Utilities draw that line in different places. Los Angeles County, for example, states that homeowners are required to maintain the lateral from their home to the main sewer line, typically located in the street, or nearby easement. Other utilities stop owner responsibility at the property line or a cleanout. Ask Summerville CPW where its responsibility ends at your address, then check that any sewer pipe lining services you compare cover the section you actually own.
Pipe material also shapes what can be lined. Our lining work is most effective for clay, cast iron, PVC, and Orangeburg pipes that still maintain some structural integrity, and severely collapsed lines may require replacement. Replacement comes with its own terms, so if part of your line needs a dig-and-replace sewer pipe repair, confirm which warranty applies to each section. Our trenchless sewer work in Summerville covers homes and commercial properties across town.
Questions to Ask Before You Sign a Lining Contract
The best time to understand a warranty is before the liner goes in. A few direct questions about paperwork, footage, video records, transfer rules, and the claim process tell you exactly what you are getting. Landlords and property managers should file the answers with the property’s maintenance records so the next person in charge has them.
- Is the Warranty in Writing, and Does It List the Footage?
A verbal promise is hard to enforce. The written warranty should name the address, the date of installation, the section lined, and the total footage. If the proposal for trenchless sewer pipe lining does not list footage, ask for it before you sign.
- Will I Receive Video From Before and After the Job?
Video recorded before lining shows the condition of the old pipe. Video recorded after curing shows the finished liner and its reopened connections. Together, they give you a baseline that makes any later claim easier to sort out.
- Does Coverage Transfer When the Property Sells?
Some residential warranties transfer to the next owner, and some end at sale. Sellers can use a transferable warranty as part of their disclosure package, and buyers should ask the seller for the paperwork. Investors holding rental homes should know the answer before listing.
- What Happens When I Make a Claim?
Ask who inspects the line, how quickly someone responds, and whether the company covers the full cost of a covered repair. A clear claim process is a good sign the company expects to stand behind its work.
Keeping Your Liner Warranty in Good Standing
A warranty only helps if it stays valid and you can prove what was done. Keeping records, telling future plumbers about the liner, and handling grease and wipes carefully do most of the work. When a drain problem shows up, calling the original installer first keeps options open before anyone cuts into the line.
Store the contract, warranty, and inspection videos together, both on paper and digitally. For rental and commercial properties, add them to the building file so a new manager or buyer can find them.
Tell any plumber who services the system that the line is lined. Most drain professionals can clean lined pipe with the right equipment, and knowing about the liner helps them pick it.
For restaurants and food service properties, a regular grease interceptor pumping schedule does more to keep a lined lateral clear than any other single habit. Slow drains, gurgling toilets, or sewer odors are worth a call to your installer, who can check whether the issue sits inside or outside the lined section.
Pipe Lining Warranty FAQs
These are the follow-up questions property owners ask most often after a sewer line is lined. Each answer focuses on how the liner behaves in real use and what to watch for, so you can tell the difference between a warranty issue and a routine maintenance call.
- Can tree roots grow through a sewer pipe liner?
A properly installed liner has no joints within the lined section, which removes the openings roots usually use to get in. Roots can still enter at unlined sections or poorly sealed connections, so ask how the ends and branch connections are sealed.
- Can a lined sewer line still be snaked or jetted?
Yes, with the right equipment. Tell your plumber the line is lined so they skip aggressive cutting heads that can scar the liner surface.
- Will a lined sewer line show up on a home inspection?
A sewer camera will show the liner clearly. Having the contract, warranty, and post-lining video on hand helps buyers and inspectors understand what was done and when.
- What should I do if my drain backs up after lining?
Call your installer first. The backup may come from a clog, an unlined section, or the public main, and an inspection sorts out whether it falls under warranty before anyone alters the line.
Call Us to Get the Warranty Terms for Your Line
Palmetto Pipe Lining is a family-owned business and a full-service trenchless company, locally owned and operated, serving residential and commercial properties across Summerville and the Lowcountry. Call us, and we’ll go over what our limited lifetime residential warranty and 10-year commercial warranty cover for your specific line, along with the workmanship guarantee behind every install. We’re licensed, bonded, and insured, and we offer 24/7 availability with emergency services for backups that can’t wait until morning. Affordable pricing, Greensky Financing, and fast and reliable service make it easier to handle a failing line on your timeline. Give our team a call or send us a message to get started.