Homeowners and businesses across Louisiana, MO rely on MGA Plumbing for dependable tankless water heater installation. We're open 24 hours a day, 7 days a week, so help is always one call away. Respectful technicians who protect your home and clean up after every job.
We also service existing tankless units: descaling, error codes, flow sensors and ignition problems.
Tankless water heaters heat water on demand — endless hot water, up to 30% lower energy use and a footprint the size of a suitcase. Proper sizing for Missouri's cold groundwater and correct gas and venting are critical, and that's where experience counts.
Homes in Louisiana range from older houses with original galvanized and cast iron plumbing to new construction with PEX — and each needs a different approach to tankless water heater installation. Our Louisiana plumbers know the local housing stock, soil conditions and water quality, so you get a lasting fix instead of a temporary patch.
Noticing any of these in your Louisiana home or business? Serving every neighborhood in Louisiana and the St. Louis Metro area.
Tell us what's happening. Our dispatchers are available 24/7 and will send the closest Louisiana plumber.
We call when we're on the way and show up in a fully stocked truck ready to work.
We find the real cause — not just the symptom — and explain your options in plain language.
You approve the exact price before we start. No hourly surprises, no overtime fees.
Quality parts, careful workmanship and a job finished right the first time.
We leave your home clean and back every job with our workmanship guarantee.
We know Louisiana's homes, soil, water and codes.
Homes, restaurants, offices, multifamily and retail.
Shoe covers, drop cloths and a thorough clean-up every time.
Flat-rate quotes approved by you before work begins.
“Professional tankless water heater installation at a fair price. The technician even showed me what was wrong before fixing it. Highly recommend for anyone in Louisiana.”
“Scheduled online, got a text when the plumber was on the way, and the price matched the quote. Easy and professional.”
Every job is different, so we diagnose first and give you a firm flat-rate price before any work starts. Most Louisiana customers find our tankless water heater installation pricing lower than the big franchises — and there are never overtime fees.
Absolutely. All tankless water heater installation performed by MGA Plumbing in Louisiana is backed by our workmanship guarantee.
Common signs include: hot water runs out fast, want lower energy bills and limited utility closet space. If you notice any of these in your Louisiana home or business, call (888) 480-9811 for a fast diagnosis.
We provide tankless water heater installation in Louisiana and surrounding communities including St. Louis, O'Fallon, St. Charles and St. Peters.
We also provide tankless water heater installation in these nearby communities:
Same-day service · Upfront pricing · 24/7 emergency response
Call (888) 480-9811