Water Line Replacement in St. Louis, MO
When your main water line in St. Louis, MO fails, it needs quick, expert attention. FGV Plumbing provides dependable water line replacement to restore your home's essential service.
- Long-Term Solutions
- PEX and Type K Copper
- New Main Shutoff Valves
- Trenchless Pull Options
Restore Your Water Supply with Professional Replacement in St. Louis, MO.
Our team is ready to provide careful and dependable water line replacement services tailored to your home's needs.
Durable Water Line Replacement for St. Louis, MO Homes
FGV Plumbing is a leading provider of water line replacement services throughout St. Louis, MO. Limestone and rocky ground in the southern part of the state can make digging for sewer lines harder and more costly. Soil conditions and varying temperatures can wear on underground piping, leading to corrosion or cracks.
Our expertise includes:
- Main water line digging and replacement
- Galvanized and polybutylene main line replacement with PEX or copper
- Trenchless pipe pulling under driveways, walkways and mature landscaping

Additional Plumbing Replacement Services in St. Louis, MO
When repairs are no longer enough, our replacement services in St. Louis, MO deliver modern, efficient equipment installed right.

Customers
Why Choose FGV Plumbing for Water Line Replacement in St. Louis, MO?
A failing main water line can cause serious property damage and health risks. Choosing FGV Plumbing ensures a safe, efficient, and lasting repair to your home's essential plumbing.
- Yard Restoration, We backfill, compact and restore the trench area when the job is finished.
- Customer Focus, We provide clear communication and transparent pricing from start to finish on every water line project.
- Durable Materials, We install PEX and copper pipe rated for direct burial.
Citywide Coverage
No matter where you are in St. Louis, our expert plumbers are ready to address your water line replacement needs. We are familiar with the diverse housing types and plumbing systems found throughout St. Louis and are equipped for any job.
Experienced Team
Our team uses leak detection equipment and trenchless tools regularly. That experience helps us choose the best method for each property.
Safety-First Approach
We call 811 before every dig to mark gas, electric and communication lines. Safe digging keeps safe your property and our crew.
Trusted Certified St. Louis Plumbing Services Professionals
At FGV Plumbing, we take pride in providing licensed, certified plumbing services throughout St. Louis, MO. Backed by leading industry credentials, our experienced plumbers combine technical skill with genuine customer care. Whether it is repair, installation, or maintenance, we follow strict safety and quality standards to deliver long-lasting results you can trust.
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PHCC Plumbing Contractor Recognition
Better Business Bureau (BBB) Accreditation
Angi Certified Pro
ISO 9001 Quality Management CertificationTrusted Water Line Replacement Services in St. Louis, MO
PEX Water Line Installation in St. Louis, MO
PEX (cross-linked polyethylene) piping is a modern, flexible, and very popular choice for water line replacement. It resists corrosion, scaling, and chlorine, making it highly durable for most water conditions. Disconnecting hoses, insulating exposed lines and letting faucets drip on bitter nights head off most freeze damage. PEX can expand and contract without bursting, which is a real advantage when a cold snap hits St. Louis. Its flexibility allows for fewer fittings and faster installation.

Main Water Line Replacement in St. Louis
The main water line is the primary pipe carrying water from the municipal supply to your home. When this critical line fails due to age, shifting soil, or severe leaks, a full replacement is often the most cost-effective long-term solution. We expertly excavate, remove the old line, and install new, durable piping, ensuring proper connection to your home's plumbing system and the city's main.
Emergency Water Line Repair and Replacement in St. Louis, MO
A major water line break can flood your yard or leave you without water. Call (816) 330-2338 for emergency service. We locate the break and make temporary repairs if needed. Then we plan a lasting replacement. Fast response limits damage.
Galvanized Main Line Replacement in St. Louis
Galvanized steel pipe was common in homes built before the 1970s. Over time, it corrodes inside and chokes the pipe. This causes low pressure and discolored water. We replace galvanized lines with modern PEX or copper. The difference in water pressure is often noticeable right away.
Trenchless Water Line Replacement in St. Louis, MO
For homeowners seeking to minimize disruption to their landscaping, trenchless water line replacement offers an effective alternative. Using pipe bursting or pipe pulling techniques, we can install a new water line with minimal excavation, typically requiring only two small access points. This method is ideal for properties in St. Louis with mature trees, detailed landscaping, or concrete driveways, saving time and restoration costs.
Polybutylene Water Line Replacement in St. Louis, MO
Polybutylene pipe was used in some homes built in the 1980s and 1990s. It can become brittle and fail without warning. Many insurers flag it as a risk. We replace polybutylene service lines with durable materials. This reduces the chance of sudden leaks.
Water Line Upgrades and Code Compliance in St. Louis, MO
Beyond simple replacement, we also offer water line upgrades to increase water flow or ensure compliance with current plumbing codes. Older homes in St. Louis might have undersized or outdated galvanized steel pipes that choke flow and cause rust-colored water. We can replace these with larger diameter copper or PEX lines, bringing your system up to modern standards and improving overall water pressure and clarity.

Commercial Water Service Replacement in St. Louis
Commercial properties often have larger service lines and backflow assemblies. We replace commercial water lines and coordinate with the utility when needed. We schedule work to limit disruption to tenants and customers. Backflow devices are tested and certified. We handle permits and inspections.
Water Line Replacement Near Me in St. Louis, MO
When you search for 'water line replacement near me' in St. Louis, MO, FGV Plumbing is your go-to local expert. We have strong ties in the community and a strong understanding of the local infrastructure and common plumbing issues affecting homes in this area. Our prompt service means we can quickly dispatch a team to your location, often providing same-day assessments for urgent situations.
FGV Plumbing is your trusted local expert for water line replacement throughout St. Louis and its surrounding communities. Our teams are always close by, ready to deliver efficient, high-quality plumbing solutions right to your doorstep, minimizing your wait time and inconvenience.
FGV Plumbing at a Glance
- Licensed and insured plumbers serving St. Louis, MO
- Same-day appointments and 24/7 emergency response
- Clear written estimates, no hidden fees
- 4.9-star rated by 307+ Missouri customers
St. Louis Map
St. Louis Information
- Population
- 281,754
- Area codes
- Local
- Service area
- St. Louis and communities within 40 miles
- Nearby
- University City, Florissant, Oakville, Ballwin
Replacing your water line in St. Louis, MO is a smart investment, because shifting soil and seasonal temperature swings can seriously weaken older, less resilient piping.
Expert Services
Trust our professionals for reliable FGV Plumbing solutions in St. Louis, MO.
Our Specialized Plumbing Services in St. Louis, MO
At FGV Plumbing, we provide a complete range of plumbing services across St. Louis, MO. From leak detection to full system installations, our team ensures fast, precise, and affordable service for both residential and commercial properties. Explore our core services below:
How Our Water Line Replacement Service Works in St. Louis, MO
Here is how we handle your main water line.
Request a Quote
Call (816) 330-2338 and tell us about your symptoms. We schedule leak detection and inspection.
Locate and Plan
We confirm the leak and mark utilities. We choose trenching or trenchless replacement.
Replace and Restore
We install the new line, test for leaks and repair the yard. We confirm pressure at your fixtures.
Frequently Asked Questions About Water Line Replacement in St. Louis
The cost of water line replacement in St. Louis can vary significantly based on factors like pipe material (copper vs. PEX), length of the line, depth, and whether trenchless methods are used. In most cases, homeowners can expect to pay anywhere from $3,000 to $15,000 or more for a complete main water line replacement. We provide a detailed, upfront estimate after an on-site inspection.
Yes, a permit is usually required for main water line replacement projects in St. Louis. This ensures the work complies with local building and plumbing codes. FGV Plumbing handles all necessary permitting and inspections, making sure your new water line installation is fully compliant.
Most cities require permits for water line replacement. We handle permits where required.
While trenchless water line replacement is an excellent option for minimizing yard disruption, it's not always feasible. It depends on the existing pipe material (it works best with certain types), the extent of the damage (a collapsed pipe may prevent it), and the layout of your property. Our technicians will determine if it's a viable solution for your home.
Homeowners are typically responsible for the line from the meter to the house. The utility handles the line on the street side.
Low pressure, rusty water, wet spots in the yard and high water bills are typical signs. Frequent leaks also indicate the line is failing.
Water line repair involves fixing a single, localized issue, like a single small leak. Replacement is necessary when the line has extensive damage, multiple leaks, is severely corroded, or has reached the end of its service life. Our plumbers will assess if a repair is practical or if replacement is the more prudent long-term solution for your St. Louis home.
A newly installed water line using quality materials like copper or PEX can last 50 to 100 years or even longer. Copper is known for its extreme longevity, while PEX typically has a manufacturer's warranty of 25 years but can last much longer. Regular maintenance and stable ground conditions contribute to a longer lifespan.
What People Are Saying About Our Plumbing Experts?

Emily R.
I called FGV Plumbing for plumbing repair, and the technician was fast, polite, and thorough. They explained the problem clearly and fixed it the same day. I will definitely hire them again. Highly recommended!
Plumbing Repair · Florissant, MO
Patricia H.
We had a slab leak that two other companies could not find. FGV Plumbing located it in under an hour, explained our options, and the price matched the quote to the dollar.
Slab Leak Repair · Florissant, MO
James P.
Our commercial plumbing system had a leak under the sink, and FGV Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · University City, MO
Robert G.
The trenchless sewer replacement saved our front yard. They walked us through the camera inspection footage first so we knew exactly what we were paying for.
Sewer Line Replacement · St. Charles, MO
Mark T.
When our office needed drain cleaning, FGV Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Ballwin, MO
Laura S.
I scheduled a water heater replacement, and the team made the process smooth and affordable. The new unit works perfectly, and they cleaned up after completing the job.
Water Heater Replacement · Ballwin, MO













