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

Porch Pro Headshot Precision Plumbing Solutions
Tankless Water Heater Installation
Serves St. Charles, Missouri
(1,298)
Our plumbers arrive prepared to complete any size job in a timely manner and to exceed your highest expectations. We offer these service standards: Fast same day appointments and emergency service available Skilled, knowledgeable plumbers Complete cleanup with respect for your living space We're li...Read more about Precision Plumbing Solutions
Our plumbers arrive prepared to complete any size job in a timely manner and to exceed your highest expectations. We offer these service standards: Fast same day appointments and emergency service available Skilled, knowledgeable plumbers Complete cleanup with respect for your living space We're li...Read more about Precision Plumbing Solutions
Porch Pro Headshot Mr. Rooter Plumbing of St. Louis
Tankless Water Heater Installation
Serves St. Charles, Missouri
(855)
Plumbing & Drain Cleaning Services
Plumbing & Drain Cleaning Services
Porch Pro Headshot Craftsman Plumbing Company
Tankless Water Heater Installation
Serves St. Charles, 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. Charles, Missouri
(100)
"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. Reliable is the best by far."
"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. Reliable is the best by far."
Porch Pro Headshot Quality Heating & Cooling Inc
Tankless Water Heater Installation
Serves St. Charles, Missouri
(90)
"Quality Heating and Cooling is a very clean and thorough company. Their service is great and they seem to pride theirselves on preventative maintenance. With their service plan they like to find problems with your furnace or air condition before its in the peak of the season. Saving a lot of time a...Read more about Quality Heating & Cooling Inc
"Quality Heating and Cooling is a very clean and thorough company. Their service is great and they seem to pride theirselves on preventative maintenance. With their service plan they like to find problems with your furnace or air condition before its in the peak of the season. Saving a lot of time a...Read more about Quality Heating & Cooling Inc
Porch Pro Headshot House Doctors
Tankless Water Heater Installation
Serves St. Charles, Missouri
(114)
House Doctors is a national franchise providing the professional alternative to home repair and improvement. Our technicians have at least 10 years of experience, are bonded, insured, show-up at firm, scheduled times, and can do pretty much everything -- plumbing, electric, carpentry, drywall, windo...Read more about House Doctors
House Doctors is a national franchise providing the professional alternative to home repair and improvement. Our technicians have at least 10 years of experience, are bonded, insured, show-up at firm, scheduled times, and can do pretty much everything -- plumbing, electric, carpentry, drywall, windo...Read more about House Doctors
Porch Pro Headshot Countywide Heating & Cooling
Tankless Water Heater Installation
Serves St. Charles, 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 T WOYTUS CONSTRUCTION
Tankless Water Heater Installation
Serves St. Charles, Missouri
(22)
With over 35 years in the business T. Woytus Construction is dedicated to excellent customer service, honesty and integrity with every project. We have competitive prices and offer free estimates. You can count on us! We serve Saint Louis, MO and surrounding counties. Please call for more informatio...Read more about T WOYTUS CONSTRUCTION
With over 35 years in the business T. Woytus Construction is dedicated to excellent customer service, honesty and integrity with every project. We have competitive prices and offer free estimates. You can count on us! We serve Saint Louis, MO and surrounding counties. Please call for more informatio...Read more about T WOYTUS CONSTRUCTION
Porch Pro Headshot Drain King LLC
Tankless Water Heater Installation
Serves St. Charles, Missouri
(5)
"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 very nice guy. And he knew what he was doing. ...Read more about Drain King LLC
"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 very nice guy. And he knew what he was doing. ...Read more about Drain King LLC
Porch Pro Headshot Alpha Sewer Drain & Plumbing
Tankless Water Heater Installation
Serves St. Charles, 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

Costs to Install a Tankless Hot Water Heater

$1815 - $2091
St. Charles, MO average
Get costs in your area
While $1815 - $2091 represents average costs for St. Charles, 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. Charles 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
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
28960

Very honest and reasonably priced

- Aaron Milligan
28961

My landlord called quality heating and cooling and they came to my house quickly and had the issue resolved in an hour, which was a huge relief because I have a small child and they had that AC up and running in no time flat

78637

We needed a replacement heating and cooling unit in our sunroom. As usual Quality was prompt in getting in the necessary equipment and installing it. Malcolm did a great job and took time to explain both the warranties and how the unit works.

- Bobbi Baumstark
28788

We had our semi-annual clean and check on our system and not only was the Technician extremely informative answering all of my questions, I felt at ease knowing our system still has a few more years left on it and we won't be needing to replace it this su...

- Valerie Jo
29654

Our air conditioning went outn and we called Quality and they came out the same day and determined the unit had to be replaced. Rich Sr. came the next morning and explained what we would need for our house. At same time we decided to include the furnace...

- Marge Place
28992

Used Quality Heating & Cooling to update our builder's grade heating and cooling system. The owner came to our house and listened why we wanted to replace the system we had and came up with 2 or 3 options for us. We never felt pressured to purchase one ...

- Carla Margenau

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

Porch Pro Headshot Royal Flush Plumbing Service LLC
Tankless Water Heater Installation
Serves St. Charles, Missouri
Member of Missouri Plumbing, Heating and Cooling contractors. You may also find our business in Angie's list. We fully strive to have exceptional service, with prices that won't break your bank. The plumber that visits your home is not simply a plumber, but a master plumber and also the owner of the...Read more about Royal Flush Plumbing Service LLC
Member of Missouri Plumbing, Heating and Cooling contractors. You may also find our business in Angie's list. We fully strive to have exceptional service, with prices that won't break your bank. The plumber that visits your home is not simply a plumber, but a master plumber and also the owner of the...Read more about Royal Flush Plumbing Service LLC
Porch Pro Headshot SMART St. Louis
Tankless Water Heater Installation
Serves St. Charles, 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. Charles, 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
Porch Pro Headshot C&G Heating & Cooling
Tankless Water Heater Installation
Serves St. Charles, Missouri
C&G Heating and Cooling company does both residential and commercial work. We are a Trane Comfort Specialist that specializes in installing high efficient furnace and air conditioners. Call (314) 645-0535 or (636)-394-2700 for all your service needs. We service all brands and we offer free est...Read more about C&G Heating & Cooling
C&G Heating and Cooling company does both residential and commercial work. We are a Trane Comfort Specialist that specializes in installing high efficient furnace and air conditioners. Call (314) 645-0535 or (636)-394-2700 for all your service needs. We service all brands and we offer free est...Read more about C&G Heating & Cooling
Porch Pro Headshot St Charles Plumbing Company
Tankless Water Heater Installation
Serves St. Charles, Missouri
St Charles Plumbing Company is own and operated by a 3rd generation licensed and bonded master plumber. We stand behind our work and guarantee no leaks when a job is complete. We serves the greater St Louis metro area in Missouri doing everything from bathroom remodels to sink reconnects.
St Charles Plumbing Company is own and operated by a 3rd generation licensed and bonded master plumber. We stand behind our work and guarantee no leaks when a job is complete. We serves the greater St Louis metro area in Missouri doing everything from bathroom remodels to sink reconnects.
Porch Pro Headshot O. J. Laughlin Plumbing Company, Inc.
Tankless Water Heater Installation
Serves St. Charles, Missouri
O.J. Laughlin Plumbing Company, Inc. is a full service plumbing company with a known and respected reputation throughout the greater St. Louis area. Equipped to service both residential and commercial repair work, we are backed with superior parts and a staff of licensed plumbers who provide years o...Read more about O. J. Laughlin Plumbing Company, Inc.
O.J. Laughlin Plumbing Company, Inc. is a full service plumbing company with a known and respected reputation throughout the greater St. Louis area. Equipped to service both residential and commercial repair work, we are backed with superior parts and a staff of licensed plumbers who provide years o...Read more about O. J. Laughlin Plumbing Company, Inc.
Porch Pro Headshot KOKESH, J J & SON
Tankless Water Heater Installation
Serves St. Charles, 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. Charles, 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. Charles, Missouri
(32)
Porch Pro Headshot B W Heating & Cooling
Tankless Water Heater Installation
Serves St. Charles, Missouri
B W Heating & Cooling is an HVAC specialist that offers HVAC services, humidifier installation, gas line repair and other services. They are based in Saint Louis.
B W Heating & Cooling is an HVAC specialist that offers HVAC services, humidifier installation, gas line repair and other services. They are based in Saint Louis.
Porch Pro Headshot GOLDEN PLUMBING
Tankless Water Heater Installation
Serves St. Charles, Missouri
24 HOUR EMERGENCY SERVICE PLUMBING REPAIRS CABLE DRAIN CLEANING CAMERA SEWER INSPECTIONS LOCATING HYDRO-FLUSHING
24 HOUR EMERGENCY SERVICE PLUMBING REPAIRS CABLE DRAIN CLEANING CAMERA SEWER INSPECTIONS LOCATING HYDRO-FLUSHING
Porch Pro Headshot Home Green Home, L.L.C.
Tankless Water Heater Installation
Serves St. Charles, Missouri
Porch Pro Headshot Grand Oaks Heating & Cooling Inc
Tankless Water Heater Installation
Serves St. Charles, Missouri