Toilet Installation in St. Louis, MO
For expert toilet installation in St. Louis, MO, trust FGV Plumbing. We make sure your new toilet is correctly fitted and fully functional.
- Modern Fixture Options
- Licensed & Insured
- Code Compliant Work
- Licensed, Insured Plumbers
Need a New Toilet Installed in St. Louis, MO?
Contact FGV Plumbing today for a free estimate on your toilet installation project.
Expert Toilet Installation for New and Remodeled Bathrooms in St. Louis, MO
FGV Plumbing installs toilets in new construction, home additions, guest suites and full bathroom remodels. We verify the rough-in distance, set the closet flange at the right height for your finished floor and connect a new shutoff and supply line. Every toilet is leveled, sealed and flush-tested before we go.
Our expertise includes:
- Rough-in measurement and flange setting for new floors
- Wall-hung carrier and in-wall tank system installation
- Low-flow and high-efficiency toilet upgrades

Additional Bathroom Plumbing Services in St. Louis, MO
From toilets to showers, our bathroom plumbing team in St. Louis, MO repairs, installs, and replaces every fixture with clean, code-compliant work.

Customers
Why Choose FGV Plumbing for Toilet Installation in St. Louis, MO?
Installing a toilet correctly requires specific plumbing knowledge to prevent future leaks or operational issues. Our team has the expertise to make sure every component is fitted properly.
- Clean Work, We always protect your home during installation and leave the work area spotless when finished.
- Correct Rough-In, We measure 10, 12 or 14 inch rough-ins so the toilet fits the space correctly.
- Water Efficiency, We help you select and install water-saving toilets that can lower your water bill, a smart choice for any household.
Citywide Coverage
We install toilets throughout St. Louis, including new builds, older homes being remodeled and rental properties. Our crews coordinate with your tile setter or general contractor to hit the right install window.
Experienced Team
Our plumbers have set toilets on concrete slabs, wood subfloors, heated floors and thick tile beds. They know how to adjust flange height so the seal is right on every job.
Safety-First Approach
We adhere to all local safety standards and plumbing codes during every toilet installation. This includes securing the toilet to the floor properly and making sure all water and waste connections are sealed to prevent health risks or structural issues.
Trusted Certified St. Louis Plumbing Services Professionals
At FGV Plumbing, we take pride in providing certified plumbing services throughout St. Louis, MO. Backed by recognized 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 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 CertificationProfessional Toilet Installation Services in St. Louis, MO
Bathroom Remodel Toilet Installation in St. Louis, MO
Remodels often raise the floor with new tile, which can leave the old flange too low. We use flange extenders or replace the flange so the seal compresses properly. If you are moving the toilet, we can relocate the drain, which on a slab foundation requires cutting and patching concrete. We coordinate timing so the toilet goes in after tile and grout have cured.

Urgent Toilet Replacement in St. Louis
If you have a badly cracked, leaking, or non-functional toilet that needs immediate replacement, FGV Plumbing offers urgent installation services. We can often provide same-day installation to restore full functionality to your bathroom quickly. Our team arrives with common replacement parts and can help you select a suitable replacement from our available stock in St. Louis.
Low-Flow WaterSense Toilet Installation in St. Louis, MO
Modern WaterSense toilets use 1.28 gallons per flush or less, and dual-flush models offer an even lighter option for liquid waste. Swapping an old 3.5 gallon toilet makes a noticeable difference on your water bill. Some local water providers have offered rebates for high-efficiency toilets, so it is worth checking with yours. We help you choose a model with a high MaP flush rating.
High-Efficiency Toilet Installation in St. Louis, MO
Upgrade to a high-efficiency toilet (HET) to save water and reduce your utility bills, a smart investment for any home. We install various HET models, including dual-flush and low-flow options, making sure they meet EPA WaterSense criteria. Our plumbers ensure strong flushing performance while maximizing water savings for your St. Louis residence.
ADA-Compliant Toilet Installation in St. Louis
For accessibility needs, we offer expert installation of ADA-compliant toilets, which are typically taller and easier to use for people with mobility challenges. These installations often require specific rough-in measurements and careful placement. We make sure your new ADA toilet is firmly installed and meets all accessibility standards for comfort and safety in your St. Louis home.
Customer-Supplied Toilet Installation in St. Louis, MO
If you already bought a toilet from a home center, we can install it for a flat labor rate. Before we arrive, we recommend checking that the rough-in on the box matches your bathroom. We inspect the fixture for shipping cracks before setting it, since damaged porcelain should go back to the store. We bring the seal, bolts and supply line so you do not have to.
Comfort-Height and ADA Toilet Installation in St. Louis
Comfort-height toilets put the seat at about 17 to 19 inches, which is easier on knees and backs. For accessible bathrooms, we follow ADA guidelines for seat height, centerline distance from the side wall and grab bar clearance. We can install elongated bowls and add blocking for grab bars while the wall is open. These upgrades are popular with homeowners planning to age in place.

New Construction Toilet Installation in St. Louis
In new homes and additions, we set toilets after the finished floor is in so the flange sits at the right height. We verify the drain is correctly vented and the rough-in matches the fixture you selected. Each toilet gets a new wax or wax-free seal, a stainless supply line and a quarter-turn angle stop. We flush-test and check for leaks before final inspection.
Toilet Installation Near Me in St. Louis, MO
If you're searching for 'toilet installation near me' in St. Louis, MO, FGV Plumbing is your local, trusted choice. Our plumbers are familiar with the specific plumbing requirements and common issues found in homes across the St. Louis area. We pride ourselves on fast response times and reliable service.
Our plumbers are local to St. Louis and know the housing stock. Older brick homes in Missouri often still have galvanized supply pipe and cast iron drains, which corrode and narrow over time. We handle permits when a project requires one. You get a clean, tested install backed by our workmanship guarantee.
FGV Plumbing at a Glance
- Fully licensed plumbing team covering St. Louis, MO
- 24/7 emergency service with same-day scheduling
- 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
Proper toilet installation is essential in St. Louis, MO homes, as a faulty seal or connection can lead to significant water damage that is costly to repair. Older brick homes in Missouri often still have galvanized supply pipe and cast iron drains, which corrode and narrow over time.
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 Toilet Installation Process Works in St. Louis, MO
A good toilet installation starts with the right measurements. Here is how we take you from choosing a fixture to the first flush.
Request a Quote
Contact us at (816) 330-2338 to discuss your toilet installation needs and schedule an on-site assessment. We'll provide a written, upfront estimate with no hidden fees.
Old Toilet Removal
Our team will carefully shut off the water, drain and disconnect your old toilet, and remove it from your bathroom. We handle the disposal properly.
New Toilet Setup
We prepare the flange, install a new wax ring, and securely set your new toilet in place. All bolts are tightened and the tank is assembled.
Frequently Asked Questions About Toilet Installation in St. Louis
The cost of toilet installation in St. Louis, MO usually ranges from $250 to $600 for labor, not including the toilet itself. This can vary based on the type of toilet, any necessary plumbing modifications, and the complexity of the installation. We provide clear pricing after an on-site assessment.
Common signs you might need a new toilet include frequent clogs, cracks in the porcelain bowl or tank, constant running water, a wobbly base, or a toilet that is very old and inefficient. Upgrading can save water and improve the look of your bathroom.
Water in much of Missouri is moderately hard to hard, so scale gradually builds in water heaters, faucets and fixtures. Hard water can lead to mineral buildup in toilet tanks and bowls over time, affecting performance and requiring more regular cleaning. While it doesn't directly impact installation, choosing a toilet with a good glaze and strong flush can help limit these effects.
A comfort height toilet has a bowl that is taller than standard models, typically around 17 to 19 inches from the floor to the top of the seat. This height is closer to a standard chair, making it more comfortable for many adults, especially those with mobility issues.
A standard toilet installation, assuming no major plumbing modifications are needed, usually takes about 1 to 3 hours. More complex installations, such as those requiring new rough-ins or dealing with damaged subflooring, may take longer.
Common signs that you might need a new toilet include frequent clogs, constant running, visible cracks in the bowl or tank, excessive wobbling, or a toilet that is very old and inefficient. If you're always repairing it, replacement is often more cost-effective.
FGV Plumbing installs all major toilet brands, including Kohler, Toto, American Standard, Delta, and Gerber. We can help you choose a model that fits your budget, style tastes, and water efficiency goals.
We are skilled at installing all major toilet brands, including Kohler, American Standard, Toto, Delta, Gerber, and many others. Our plumbers are familiar with the specific requirements for each manufacturer to deliver a proper and efficient installation.
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













