Top 10 tankless water heater installation services in St. Peters, MO

Porch Pro Headshot Classic Aire Care
Tankless Water Heater Installation
Serves St. Peters, Missouri
(821)
Welcome to Classic Aire Care Heating and Cooling: a topnotch heating, air conditioning and plumbing company serving the St. Louis area since 1926. We are a 100% customer focused company that strives to earn your satisfaction with every visit! You'll find we take our job seriously and value the trust...Read more about Classic Aire Care
Welcome to Classic Aire Care Heating and Cooling: a topnotch heating, air conditioning and plumbing company serving the St. Louis area since 1926. We are a 100% customer focused company that strives to earn your satisfaction with every visit! You'll find we take our job seriously and value the trust...Read more about Classic Aire Care
Porch Pro Headshot Craftsman Plumbing Company
Tankless Water Heater Installation
Serves St. Peters, Missouri
(335)
Craftsman Plumbing Company is a full-service residential and commercial plumbing contractor, with expertise in all aspects of plumbing. We are licensed, bonded, and insured for your protection. Our team of professional plumbers proudly serves customers throughout the St. Charles County, Warren Count...Read more about Craftsman Plumbing Company
Craftsman Plumbing Company is a full-service residential and commercial plumbing contractor, with expertise in all aspects of plumbing. We are licensed, bonded, and insured for your protection. Our team of professional plumbers proudly serves customers throughout the St. Charles County, Warren Count...Read more about Craftsman Plumbing Company
Porch Pro Headshot Reliable Heating & Cooling
Tankless Water Heater Installation
Serves St. Peters, Missouri
(100)
If you are looking for a repair company to service your furnace, air conditioner, or water heater, or if you are in search of the right contractor to install an entirely new HVAC system or water heater for your home, then search no further! Reliable Heating & Cooling is committed to providing you wi...Read more about Reliable Heating & Cooling
If you are looking for a repair company to service your furnace, air conditioner, or water heater, or if you are in search of the right contractor to install an entirely new HVAC system or water heater for your home, then search no further! Reliable Heating & Cooling is committed to providing you wi...Read more about Reliable Heating & Cooling
Porch Pro Headshot Countywide Heating & Cooling
Tankless Water Heater Installation
Serves St. Peters, Missouri
(45)
Countywide Heating & Cooling is a full service HVAC company serving the St. Louis city, St. Louis County, Jefferson County, Wildwood, Ballwin, Kirkwood, University City, Ladue, Town and Country, areas and many more! Countywide services all equipment brands including Ruud, Rheem, Trane, Lennox, Goodm...Read more about Countywide Heating & Cooling
Countywide Heating & Cooling is a full service HVAC company serving the St. Louis city, St. Louis County, Jefferson County, Wildwood, Ballwin, Kirkwood, University City, Ladue, Town and Country, areas and many more! Countywide services all equipment brands including Ruud, Rheem, Trane, Lennox, Goodm...Read more about Countywide Heating & Cooling
Porch Pro Headshot Premier Plumbing Solutions LLC
Tankless Water Heater Installation
Serves St. Peters, Missouri
(5)
Dave Walters started Premier Plumbing Solutions, LLC in 2010 after 35 years in the plumbing industry. His decision to start his own company was borne out of his desire to give customers the best possible service, quality, and price with the utmost integrity. He found too many companies focusing on s...Read more about Premier Plumbing Solutions LLC
Dave Walters started Premier Plumbing Solutions, LLC in 2010 after 35 years in the plumbing industry. His decision to start his own company was borne out of his desire to give customers the best possible service, quality, and price with the utmost integrity. He found too many companies focusing on s...Read more about Premier Plumbing Solutions LLC
Porch Pro Headshot Drain King LLC
Tankless Water Heater Installation
Serves St. Peters, Missouri
(5)
"Our Company, Alliance Realty Services, uses Drain King, LLC on a weekly basis. They are prompt, professional, and they really get the job done. We appreciate their hard work and the customer service they demonstrate to our residents."
"Our Company, Alliance Realty Services, uses Drain King, LLC on a weekly basis. They are prompt, professional, and they really get the job done. We appreciate their hard work and the customer service they demonstrate to our residents."
Porch Pro Headshot Hampton Heating & Cooling
Tankless Water Heater Installation
Serves St. Peters, Missouri
(27)
Hampton Heating and Cooling LLC is a family owned business that operates 24 hours a day. We repair and replace any items that pertain to heating, cooling and refrigeration. Repair and replace heating and cooling equipment, from furnaces, evaporators, condensers, washers, dryers and hot water heater...Read more about Hampton Heating & Cooling
Hampton Heating and Cooling LLC is a family owned business that operates 24 hours a day. We repair and replace any items that pertain to heating, cooling and refrigeration. Repair and replace heating and cooling equipment, from furnaces, evaporators, condensers, washers, dryers and hot water heater...Read more about Hampton Heating & Cooling
Porch Pro Headshot Alpha Sewer Drain & Plumbing
Tankless Water Heater Installation
Serves St. Peters, Missouri
(25)
We are committed to providing you fast, affordable and accurate plumbing services. We have over 18 years of plumbing, code correction, sewer repair and drain cleaning experience. Proudly serving St. Louis, St. Charles, O'Fallon, St, Peters, Chesterfield, Clayton and surrounding areas. We are your lo...Read more about Alpha Sewer Drain & Plumbing
We are committed to providing you fast, affordable and accurate plumbing services. We have over 18 years of plumbing, code correction, sewer repair and drain cleaning experience. Proudly serving St. Louis, St. Charles, O'Fallon, St, Peters, Chesterfield, Clayton and surrounding areas. We are your lo...Read more about Alpha Sewer Drain & Plumbing
Porch Pro Headshot SMART St. Louis
Tankless Water Heater Installation
Serves St. Peters, Missouri
(15)
SMART is a network of residential air conditioning & heating contractors that provide superior service to the St. Louis metro area. SMART Contractors provide maintenance, repair, replacement and design of residential HVAC units. Our focus is to help consumers reduce their overall heating and coolin...Read more about SMART St. Louis
SMART is a network of residential air conditioning & heating contractors that provide superior service to the St. Louis metro area. SMART Contractors provide maintenance, repair, replacement and design of residential HVAC units. Our focus is to help consumers reduce their overall heating and coolin...Read more about SMART St. Louis
Porch Pro Headshot High Ridge Heating & Cooling
Tankless Water Heater Installation
Serves St. Peters, Missouri
Is your AC or heating unit on its last leg? Do you need HVAC services before the seasons change? Rely on the experts at High Ridge Heating & Cooling for all of your heating and cooling needs. We offer complete HVAC service and installation for both residential and commercial properties. Our HVAC ser...Read more about High Ridge Heating & Cooling
Is your AC or heating unit on its last leg? Do you need HVAC services before the seasons change? Rely on the experts at High Ridge Heating & Cooling for all of your heating and cooling needs. We offer complete HVAC service and installation for both residential and commercial properties. Our HVAC ser...Read more about High Ridge Heating & Cooling

Costs to Install a Tankless Hot Water Heater

$1941 - $2237
St. Peters, MO average
Get costs in your area
While $1941 - $2237 represents average costs for St. Peters, use the cost guide to determine prices near you.
Want a professional opinion?
Submit your project to local pros and get estimates based on your particular needs.
Get Pro Quotes

Top questions to ask before hiring a tankless water heater installer

A professional will assist you with scope and estimates, but having a clear idea of what you want to accomplish will help communication.

Do you want professionals to do everything, or do you have the time and skill to do some of the work?

Many projects such as have a DIY component, such as painting or cleanup.

First and foremost, protect yourself and make sure the contractor and any sub-contractors are licensed, bonded and insured.

Recent reviews for St. Peters tankless water heater installation services

11489

Their name says it all! Very reliable, always do a great job, and show up when they say the will. Highly recommend!

- Laura Michel
11625

Reliable is, as promised, reliable. They show up promptly, do the work you need give a fair price, and don't try to sell you services or goods you do not need. I would call them first for every HVAC or plumbing need.

- Margaret Wehrenberg
11601

Highly recommend; not only were they "reliable" & courteous, they also cleaned up! I will have them for all my heating and cooling needs.

- Anna Brandt
12538

Reliable is just that, reliable! Fair pricing and sensible repair/replace recommendations. Dependable after hours service. Clean installs. As an apartment manager, I've had PLENTY of experience with this company and many others in the St. Louis area. ...

- Jesse York
11490

Reliable Heating and Cooling is THE BEST! Their customer service is fantastic and they are so knowledgeable and HONEST with their estimates and service calls. I ONLY call Reliable.

- Allison Dolak
11672

There the best and very honest!

- Ralph Frank
11496

thank you for the honest and fast service... I would highly recommend

- justin hurayt
260206

We had a backup in our basement. I called Drain King and they said they would be out between 12 and 2. I was pleasantly surprised because Bill showed up at 11:30 am. He had our drain cleared in 20 minutes. Was very happy with the service and Bill was a ve...

- Donna Posky-Taylor
76012

A guy named Dee came to my rental home he was late and VERY UNPROFESSIONAL he scratched the toilet up he told us he probably fixed the problem or not he may have pushed the item all the way down. If the toilet stops up again to give him a call and he woul...

- Amelia Miller
101992

BEWARE.... Robert Federer - DRAIN KING PLUMBING took first time buyers money and the sewer line was collapsed but gave buyer a clean written report and only gave buyer a portion of sewer lateral video...A day after the purchase only to find the sewer was...

- DONNA dunn
501215

I just hired them to figure out and install a new chemical-dispensing system in my office. I had some unique requirements, which they figured out and made work nicely! Great communication, friendly, and excellent work. I am a very happy customer!

- Linda Rabenberg
145396

Service was above and beyond! There was a mixup between my realtor who made the appointment and the company. The company was under the impression that I was having an estimate done. I had taken off from work to be at home for the repair. When I voiced...

- April Wilkerson

All tankless water heater installation services in St. Peters, MO

Porch Pro Headshot Usa plumbing plus
Tankless Water Heater Installation
Serves St. Peters, Missouri
(33)
Plumbing replair services
Plumbing replair services
Porch Pro Headshot Crabtree Heating & Cooling LLC
Tankless Water Heater Installation
Serves St. Peters, Missouri
Crabtree Heating and Cooling is a three generation, Family owned and operated business serving St. Louis County, St. Charles County and Lincoln County and its surrounding municipalities for over 20 years. We value and appreciate the trust placed in us by our customers! Whether your project is big o...Read more about Crabtree Heating & Cooling LLC
Crabtree Heating and Cooling is a three generation, Family owned and operated business serving St. Louis County, St. Charles County and Lincoln County and its surrounding municipalities for over 20 years. We value and appreciate the trust placed in us by our customers! Whether your project is big o...Read more about Crabtree Heating & Cooling LLC
Porch Pro Headshot American Society Of Heating And Cooling Specialists
Tankless Water Heater Installation
Serves St. Peters, Missouri
MY WORK HAS TO BE DONE RIGHT THE FIRST TIME, ( no call back's allowed) THAT'S MY GUARANTEE. BBB A+ Rated.... Service Call/Consultation $56.25 (25% off retail $75) Ameren Missouri Partnered-rebates upon approval Annual Maintenance Service Agreements-Inquire within, Patriot Club $14.99/Monthly (Two a...Read more about American Society Of Heating And Cooling Specialists
MY WORK HAS TO BE DONE RIGHT THE FIRST TIME, ( no call back's allowed) THAT'S MY GUARANTEE. BBB A+ Rated.... Service Call/Consultation $56.25 (25% off retail $75) Ameren Missouri Partnered-rebates upon approval Annual Maintenance Service Agreements-Inquire within, Patriot Club $14.99/Monthly (Two a...Read more about American Society Of Heating And Cooling Specialists
Porch Pro Headshot KOKESH, J J & SON
Tankless Water Heater Installation
Serves St. Peters, Missouri
JJ Kokesh and Son is a fourth generation, union, plumbing company, in business since 1894. We specialized in residential and commercial plumbing.
JJ Kokesh and Son is a fourth generation, union, plumbing company, in business since 1894. We specialized in residential and commercial plumbing.
Porch Pro Headshot Missouri Furnace Co
Tankless Water Heater Installation
Serves St. Peters, Missouri
Founded in 1962, Missouri Furnace Co is an HVAC specialist that is based in Saint Charles and provides gas pipe installation, furnace installation, air conditioning installation and more.
Founded in 1962, Missouri Furnace Co is an HVAC specialist that is based in Saint Charles and provides gas pipe installation, furnace installation, air conditioning installation and more.
Porch Pro Headshot Astro Heating & Cooling
Tankless Water Heater Installation
Serves St. Peters, Missouri
(32)
Porch Pro Headshot New Systems Heating and Cooling
Tankless Water Heater Installation
Serves St. Peters, Missouri
Porch Pro Headshot St. Louis Sewer & Drain Cleaning Service
Tankless Water Heater Installation
Serves St. Peters, Missouri
Porch Pro Headshot bluefrog Plumbing + Drain of St. Louis
Tankless Water Heater Installation
Serves St. Peters, Missouri
Porch Pro Headshot Mount's Plumbing LLC
Tankless Water Heater Installation
Serves St. Peters, Missouri
Porch Pro Headshot Dawson Dodd
Tankless Water Heater Installation
Serves St. Peters, Missouri
Porch Pro Headshot Rooterman plumbing
Tankless Water Heater Installation
Serves St. Peters, Missouri
Porch Pro Headshot Charles Henricks Landscaping & Lawn Care
Tankless Water Heater Installation
Serves St. Peters, Missouri
Porch Pro Headshot Complete Plumbing And Drain Techs
Tankless Water Heater Installation
Serves St. Peters, Missouri