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Top 10 tankless water heater installation services in O'Fallon, MO

Porch Pro Headshot Craftsman Plumbing Company

Craftsman Plumbing Company

Tankless Water Heater Installation
Serves O'Fallon, 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 House Doctors

House Doctors

Tankless Water Heater Installation
Serves O'Fallon, 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 O'Fallon, 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 Hampton Heating & Cooling

Hampton Heating & Cooling

Tankless Water Heater Installation
Serves O'Fallon, 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 SMART St. Louis

SMART St. Louis

Tankless Water Heater Installation
Serves O'Fallon, 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 K&N Construction

K&N Construction

Tankless Water Heater Installation
Serves O'Fallon, Missouri
(16)
A full service construction company, dedicated to customer satisfaction. Licensed and insured. BBB accredited and 2013 Angie's List super service award winner.
A full service construction company, dedicated to customer satisfaction. Licensed and insured. BBB accredited and 2013 Angie's List super service award winner.
Porch Pro Headshot High Ridge Heating & Cooling

High Ridge Heating & Cooling

Tankless Water Heater Installation
Serves O'Fallon, 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 DJ's Handyman Services

DJ's Handyman Services

Tankless Water Heater Installation
Serves O'Fallon, Missouri
(24)
Flooring, Concrete, General Building Maintenance, Lawn care & Snow Removal, Hauling & debris Removal, Painting, Commercial /Private/ Rental/foreclosure property Maintenance to include weatherization. Build & Repair Porches & Deck, Roofing, Carpentry, minor Electrical work . NO JOB TO SMALL WE DO I...Read more about DJ's Handyman Services
Flooring, Concrete, General Building Maintenance, Lawn care & Snow Removal, Hauling & debris Removal, Painting, Commercial /Private/ Rental/foreclosure property Maintenance to include weatherization. Build & Repair Porches & Deck, Roofing, Carpentry, minor Electrical work . NO JOB TO SMALL WE DO I...Read more about DJ's Handyman Services
Porch Pro Headshot Pure Plumbing L.L.C.

Pure Plumbing L.L.C.

Tankless Water Heater Installation
Serves O'Fallon, Missouri
(28)
Our services include: New construction, remodel, video camera sewer line inspection, drain cleaning, and water softeners. We replace or repair: water heaters, faucets, toilets, tub-shower valves, garbage disposers, sump pumps, sewer lines, soil stacks, and water lines. Our master plumber served a 5 ...Read more about Pure Plumbing L.L.C.
Our services include: New construction, remodel, video camera sewer line inspection, drain cleaning, and water softeners. We replace or repair: water heaters, faucets, toilets, tub-shower valves, garbage disposers, sump pumps, sewer lines, soil stacks, and water lines. Our master plumber served a 5 ...Read more about Pure Plumbing L.L.C.
Porch Pro Headshot Roberts Plumbing Solutions LLC

Roberts Plumbing Solutions LLC

Tankless Water Heater Installation
Serves O'Fallon, Missouri
(9)
-All Plumbing Repairs & Remodels- 15 years experience, Family owned and operated
-All Plumbing Repairs & Remodels- 15 years experience, Family owned and operated

Costs to Install a Tankless Hot Water Heater

$1931 - $2225
O'Fallon, MO average
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While $1931 - $2225 represents average costs for O'Fallon, 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 O'Fallon tankless water heater installation services

1437

Would recommend.

- Bret Kuhlman
142731

Flooring, front porch renovation, front door installation, indoor painting--all excellent

- Harry Whitney
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 O'Fallon, MO

Porch Pro Headshot C&G Heating & Cooling

C&G Heating & Cooling

Tankless Water Heater Installation
Serves O'Fallon, 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 O. J. Laughlin Plumbing Company, Inc.

O. J. Laughlin Plumbing Company, Inc.

Tankless Water Heater Installation
Serves O'Fallon, 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 Crabtree Heating & Cooling LLC

Crabtree Heating & Cooling LLC

Tankless Water Heater Installation
Serves O'Fallon, 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 Cardinal Service and Installation

Cardinal Service and Installation

Tankless Water Heater Installation
Serves O'Fallon, Missouri
An HVAC company with over 25 years of experience! We provide exceptional service day or night for all of your emergency needs! And in addition we do installation and repair of food and appliance equipment! Servicing Warren, St. Charles, Lincoln and St. Louis counties!
An HVAC company with over 25 years of experience! We provide exceptional service day or night for all of your emergency needs! And in addition we do installation and repair of food and appliance equipment! Servicing Warren, St. Charles, Lincoln and St. Louis counties!
Porch Pro Headshot Trusedale J A Plumbing

Trusedale J A Plumbing

Tankless Water Heater Installation
Serves O'Fallon, Missouri
Truesdale J A Plumbing offers plumbing and sewer & drain services to the Saint Louis area. Call us today!
Truesdale J A Plumbing offers plumbing and sewer & drain services to the Saint Louis area. Call us today!
Porch Pro Headshot Fireplace and Grill Center

Fireplace and Grill Center

Tankless Water Heater Installation
Serves O'Fallon, Missouri
(36)
Porch Pro Headshot Astro Heating & Cooling

Astro Heating & Cooling

Tankless Water Heater Installation
Serves O'Fallon, Missouri
(32)
Contact
Porch Pro Headshot Orr Plumbing Services

Orr Plumbing Services

Tankless Water Heater Installation
Serves O'Fallon, Missouri
(23)
Porch Pro Headshot J.E. Redington Co. Inc

J.E. Redington Co. Inc

Tankless Water Heater Installation
Serves O'Fallon, Missouri
A Complete Residential and Commercial plumbing Service. New construction and repairs including water lines and sewer service We are a 4th generation family owned company in business since 1929
A Complete Residential and Commercial plumbing Service. New construction and repairs including water lines and sewer service We are a 4th generation family owned company in business since 1929
Porch Pro Headshot Earley Plumbing Inc.

Earley Plumbing Inc.

Tankless Water Heater Installation
Serves O'Fallon, 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 Home Green Home, L.L.C.

Home Green Home, L.L.C.

Tankless Water Heater Installation
Serves O'Fallon, Missouri
Porch Pro Headshot K Edc Plumbing

K Edc Plumbing

Tankless Water Heater Installation
Serves O'Fallon, Missouri
Porch Pro Headshot bluefrog Plumbing + Drain of St. Louis

bluefrog Plumbing + Drain of St. Louis

Tankless Water Heater Installation
Serves O'Fallon, Missouri
Porch Pro Headshot Dawson Dodd

Dawson Dodd

Tankless Water Heater Installation
Serves O'Fallon, Missouri