From downtown Hazelwood to every corner of Hazelwood, MGA Plumbing provides expert tankless water heater installation with upfront quotes and a satisfaction guarantee. Book online or call (888) 480-9811.
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.
We also service existing tankless units: descaling, error codes, flow sensors and ignition problems.
Missouri's hard water, freeze-thaw winters and clay soil put extra stress on plumbing in Hazelwood. Tankless Water Heater Installation is one of the most common calls we take here, and our trucks are stocked for it so most jobs are finished in a single visit.
Noticing any of these in your Hazelwood home or business? Serving every neighborhood in Hazelwood and the St. Louis Metro area.
Tell us what's happening. Our dispatchers are available 24/7 and will send the closest Hazelwood 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.
Nights, weekends and holidays — a real plumber, not an answering machine.
Flat-rate quotes approved by you before work begins.
Most repairs are completed in a single visit.
If it isn't right, we make it right.
“MGA Plumbing handled our tankless water heater installation quickly and courteously. They cleaned up afterward and the final bill matched the estimate exactly.”
“Our water heater died on a Sunday. They had a new one installed that afternoon and hauled the old one away. Fantastic service.”
We provide tankless water heater installation in Hazelwood and surrounding communities including St. Louis, O'Fallon, St. Charles and St. Peters.
Every job is different, so we diagnose first and give you a firm flat-rate price before any work starts. Most Hazelwood customers find our tankless water heater installation pricing lower than the big franchises — and there are never overtime fees.
Yes. MGA Plumbing offers same-day and 24/7 emergency tankless water heater installation throughout Hazelwood, MO. Call (888) 480-9811 and we'll dispatch the nearest plumber.
Yes — we provide tankless water heater installation for restaurants, offices, retail stores, apartment buildings and industrial sites across Hazelwood.
We also provide tankless water heater installation in these nearby communities:
Same-day service · Upfront pricing · 24/7 emergency response
Call (888) 480-9811