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Top 10 tankless water heater installation services in Washington, MO

Porch Pro Headshot Perfect Air

Perfect Air

Tankless Water Heater Installation
Serves Washington, Missouri
(1,090)
Perfect Air Heating and Cooling knows the dynamics of air conditioning and heating for residential and commercial and is dedicated to providing our customers with quality service at competitive prices.
Perfect Air Heating and Cooling knows the dynamics of air conditioning and heating for residential and commercial and is dedicated to providing our customers with quality service at competitive prices.
Porch Pro Headshot Advantage Air

Advantage Air

Tankless Water Heater Installation
Serves Washington, Missouri
(371)
Advantage Air is an electrical contractor in Valley Park. Offering cable wiring and outlet installation as well as other services, they offer 16 years of experience.
Advantage Air is an electrical contractor in Valley Park. Offering cable wiring and outlet installation as well as other services, they offer 16 years of experience.
Porch Pro Headshot Reliable Heating & Cooling

Reliable Heating & Cooling

Tankless Water Heater Installation
Serves Washington, Missouri
(100)
"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."
"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."
Porch Pro Headshot House Doctors

House Doctors

Tankless Water Heater Installation
Serves Washington, 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

Countywide Heating & Cooling

Tankless Water Heater Installation
Serves Washington, 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

Premier Plumbing Solutions LLC

Tankless Water Heater Installation
Serves Washington, Missouri
(5)
"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 that I was under the impression that the re...Read more about Premier Plumbing Solutions LLC
"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 that I was under the impression that the re...Read more about Premier Plumbing Solutions LLC
Porch Pro Headshot Comfort Zone Heating and Cooling

Comfort Zone Heating and Cooling

Tankless Water Heater Installation
Serves Washington, Missouri
(13)
We are your local Heating and Cooling company, with small town values. We only send out knowledgeable and polite service techs. We have been in business for 11 years, serving the local Bourbon, Sullivan, St. Clair, Cuba area and beyond.
We are your local Heating and Cooling company, with small town values. We only send out knowledgeable and polite service techs. We have been in business for 11 years, serving the local Bourbon, Sullivan, St. Clair, Cuba area and beyond.
Porch Pro Headshot AAA About Plumbing Inc.

AAA About Plumbing Inc.

Tankless Water Heater Installation
Serves Washington, Missouri
Trust a licensed, bonded, and insured Festus, MO, plumber when you need plumbing projects done around the home. AAA About Plumbing, Inc. is a locally owned and operated company offering same-day and emergency services. We take pride in offering high-quality, reliable service at competitive rates, an...Read more about AAA About Plumbing Inc.
Trust a licensed, bonded, and insured Festus, MO, plumber when you need plumbing projects done around the home. AAA About Plumbing, Inc. is a locally owned and operated company offering same-day and emergency services. We take pride in offering high-quality, reliable service at competitive rates, an...Read more about AAA About Plumbing Inc.
Porch Pro Headshot Royal Flush Plumbing Service LLC

Royal Flush Plumbing Service LLC

Tankless Water Heater Installation
Serves Washington, 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 High Ridge Heating & Cooling

High Ridge Heating & Cooling

Tankless Water Heater Installation
Serves Washington, 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

$2019 - $2327
Washington, MO average
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While $2019 - $2327 represents average costs for Washington, use the cost guide to determine prices near you.
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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 Washington 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
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
10408

Excellent to keep appointment. Excellent value. Excellent work quality.

Completely satisfied with Comfort Zone's service. Prompt, courteous, professional.

- Richard Abel
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
77901

Countywide is perfect if you want to pay for a job that won’t be done right or get finished! We paid $4700 to install an air handler and AC unit. Countywide also said they would put in a smart thermostat for us. We originally had one thermostat, County...

- Greg Muck
26782

Great job and came out within an hour.

- debbie suda
77900

Countywide is perfect if you want to pay for a job that won’t be done right or get finished! We paid $4700 to install an air handler and AC unit. Countywide also said they would put in a smart thermostat for us. We originally had one thermostat, County...

- Greg Muck

All tankless water heater installation services in Washington, MO

Porch Pro Headshot O. J. Laughlin Plumbing Company, Inc.

O. J. Laughlin Plumbing Company, Inc.

Tankless Water Heater Installation
Serves Washington, 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 Midwestern Construction Company, Inc.

Midwestern Construction Company, Inc.

Tankless Water Heater Installation
Serves Washington, Missouri
Where Customer Service and Quality Workmanship still matter Save Time And Money: We offer a convenience and cost savings few remodeling contractors can match. For example, we buy our cabinetry straight from the manufacturer so there is no middle man - and a cost savings for you. Our team inclu...Read more about Midwestern Construction Company, Inc.
Where Customer Service and Quality Workmanship still matter Save Time And Money: We offer a convenience and cost savings few remodeling contractors can match. For example, we buy our cabinetry straight from the manufacturer so there is no middle man - and a cost savings for you. Our team inclu...Read more about Midwestern Construction Company, Inc.
Porch Pro Headshot Astro Heating & Cooling

Astro Heating & Cooling

Tankless Water Heater Installation
Serves Washington, Missouri
(32)
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Porch Pro Headshot bluefrog Plumbing + Drain of St. Louis

bluefrog Plumbing + Drain of St. Louis

Tankless Water Heater Installation
Serves Washington, Missouri
Plumbing Services in St. Louis, MO
Contact
Plumbing Services in St. Louis, MO
Porch Pro Headshot Orr Plumbing Services

Orr Plumbing Services

Tankless Water Heater Installation
Serves Washington, Missouri
(23)
Porch Pro Headshot The English Property Maintenance Company, LLC

The English Property Maintenance Company, LLC

Tankless Water Heater Installation
Serves Washington, Missouri
The English Property Maintenance Co LLC was created over 20 years ago to deliver the kind of service you want, and should expect from any professional service company and contractor. We will simply never do work that does not need doing! Our extremely competitive daily rates are up to $137 pe...Read more about The English Property Maintenance Company, LLC
The English Property Maintenance Co LLC was created over 20 years ago to deliver the kind of service you want, and should expect from any professional service company and contractor. We will simply never do work that does not need doing! Our extremely competitive daily rates are up to $137 pe...Read more about The English Property Maintenance Company, LLC
Porch Pro Headshot Aire Serv of Columbia, MO

Aire Serv of Columbia, MO

Tankless Water Heater Installation
Serves Washington, Missouri
Aire Serv of Columbia, MO
Aire Serv of Columbia, MO
Porch Pro Headshot Earley Plumbing Inc.

Earley Plumbing Inc.

Tankless Water Heater Installation
Serves Washington, Missouri
Steve Earley has been providing residents of St. Louis and the greater St. Louis area with exceptional plumbing service since 1970.
Steve Earley has been providing residents of St. Louis and the greater St. Louis area with exceptional plumbing service since 1970.
Porch Pro Headshot Grand Oaks Heating & Cooling Inc

Grand Oaks Heating & Cooling Inc

Tankless Water Heater Installation
Serves Washington, Missouri
Porch Pro Headshot Complete Plumbing And Drain Techs

Complete Plumbing And Drain Techs

Tankless Water Heater Installation
Serves Washington, Missouri
Porch Pro Headshot Mount's Plumbing LLC

Mount's Plumbing LLC

Tankless Water Heater Installation
Serves Washington, Missouri
Porch Pro Headshot Charles Henricks Landscaping & Lawn Care

Charles Henricks Landscaping & Lawn Care

Tankless Water Heater Installation
Serves Washington, Missouri
Porch Pro Headshot K Edc Plumbing

K Edc Plumbing

Tankless Water Heater Installation
Serves Washington, Missouri
Porch Pro Headshot Mike's Moonlighting Service

Mike's Moonlighting Service

Tankless Water Heater Installation
Serves Washington, Missouri