Top 10 oil to gas furnace conversion services in Washington, MO

Porch Pro Headshot Reliable Heating & Cooling
Oil to Gas Furnace Conversion
Serves Washington, 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 Countywide Heating & Cooling
Oil to Gas Furnace Conversion
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 Dynamic remodeling LLC
Oil to Gas Furnace Conversion
Serves Washington, Missouri
(5)
"The owner of the company came out and was a very nice young man. He seemed very transparent and I think he was also more concerned about the job than I was actually. Anyway the job was done flawlessly and I felt comfortable around these guys being in my home which is not easy for me usually. "
"The owner of the company came out and was a very nice young man. He seemed very transparent and I think he was also more concerned about the job than I was actually. Anyway the job was done flawlessly and I felt comfortable around these guys being in my home which is not easy for me usually. "
Porch Pro Headshot Siefert Mechanical
Oil to Gas Furnace Conversion
Serves Washington, Missouri
(57)
Siefert Mechanical is a professional HVAC company with years of experience in installation and repairs of heating and cooling systems. Let us show you how our company can help you save money while keeping complete comfort in your home today!
Siefert Mechanical is a professional HVAC company with years of experience in installation and repairs of heating and cooling systems. Let us show you how our company can help you save money while keeping complete comfort in your home today!
Porch Pro Headshot SMART St. Louis
Oil to Gas Furnace Conversion
Serves Washington, 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 All-Star Heating & A/C, Inc.
Oil to Gas Furnace Conversion
Serves Washington, Missouri
(19)
As the seasons change, we here, at All-Star Heating & A/C would like to offer you a friendly reminder that now is the time to have your unit(s) tuned-up by one of our certified technicians. Tune-ups on your HVAC equipment will ensure they are running at full efficiency. Even minor parts such as filt...Read more about All-Star Heating & A/C, Inc.
As the seasons change, we here, at All-Star Heating & A/C would like to offer you a friendly reminder that now is the time to have your unit(s) tuned-up by one of our certified technicians. Tune-ups on your HVAC equipment will ensure they are running at full efficiency. Even minor parts such as filt...Read more about All-Star Heating & A/C, Inc.
Porch Pro Headshot High Ridge Heating & Cooling
Oil to Gas Furnace Conversion
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
Porch Pro Headshot L K Mechanical HEATING AND AIR CONDITIONING
Oil to Gas Furnace Conversion
Serves Washington, Missouri
(5)
"Larry came to install gas logs we purchased from Lowes. He was very respectful of our home. He placed throws on the floor to protect the carpet and catch any debris. He cleaned up completely and thoroughly. Our logs were defective and we had to have Larry back out for a reinstall. I figured th...Read more about L K Mechanical HEATING AND AIR CONDITIONING
"Larry came to install gas logs we purchased from Lowes. He was very respectful of our home. He placed throws on the floor to protect the carpet and catch any debris. He cleaned up completely and thoroughly. Our logs were defective and we had to have Larry back out for a reinstall. I figured th...Read more about L K Mechanical HEATING AND AIR CONDITIONING
Porch Pro Headshot Frame services
Oil to Gas Furnace Conversion
Serves Washington, Missouri
(16)
No job to small or too big.
No job to small or too big.
Porch Pro Headshot T M Weir Heating & Cooling
Oil to Gas Furnace Conversion
Serves Washington, Missouri
Our story of giving customers superior heating and cooling service began in 1983 when Tim and Barbara Weir started repairing family members and friends' HVAC systems out of their garage. News of the Weir's efficiency soon spread and they opened a small shop in town that attracted many local customer...Read more about T M Weir Heating & Cooling
Our story of giving customers superior heating and cooling service began in 1983 when Tim and Barbara Weir started repairing family members and friends' HVAC systems out of their garage. News of the Weir's efficiency soon spread and they opened a small shop in town that attracted many local customer...Read more about T M Weir Heating & Cooling

Top questions to ask before hiring an oil to gas conversion specialist

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 oil to gas conversion 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
140037

We have recently had Lk heating out due to a warranty company, it took them three weeks to come to our hom and stated it was our compressor, they then left our house in absolute disarray and could not get our air working. After having another company come...

- Stephanie Michel
40352

Larry went above and beyond my expectations. I'm pleased I have found an HVAC contractor I can trust with many years of experience. I would recommend LK Mechanical!

- Jamie Lynn
39488

Larry has taken care of every problem I have had at my home and my parents home. He is fast reliable and does quality work. Explains everything in detail. Would recomend him to anyone.

- Jacob Coach
38730

L K Mechanical has always treated myself and my family well, he's thorough and explains what he needs to do and why

- mary schreck
191242

The Home Warranty company used sent this company to my parents house. I understand that it can be hard diagnosing a problem, however each service tech told my parents something different. The last tech didn't tell them anything, unplugged their unit fro...

- Nancy Chillers
38841

LK Mechanical services the hvac system at my home and business properties. They are prompt, courteous and honest. Larry does a wonderful job explaining any issues and how to remedy them. I would highly recommend them.

- Laura Rothe

All oil to gas conversion services in Washington, MO

Porch Pro Headshot Cardinal Service and Installation
Oil to Gas Furnace Conversion
Serves Washington, 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 Fireplace and Grill Center
Oil to Gas Furnace Conversion
Serves Washington, Missouri
(36)
Porch Pro Headshot Astro Heating & Cooling
Oil to Gas Furnace Conversion
Serves Washington, Missouri
(32)
Porch Pro Headshot FRUEH
Oil to Gas Furnace Conversion
Serves Washington, Missouri
(12)
Data Center CRAC Backflow Testing Plumbing Electrical HVAC
Data Center CRAC Backflow Testing Plumbing Electrical HVAC
Porch Pro Headshot Complete Caire Heating And Cooling
Oil to Gas Furnace Conversion
Serves Washington, Missouri
(18)
Porch Pro Headshot Screenmobile Of ST.Charles
Oil to Gas Furnace Conversion
Serves Washington, Missouri
Porch Pro Headshot The English Property Maintenance Company, LLC
Oil to Gas Furnace Conversion
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
Oil to Gas Furnace Conversion
Serves Washington, Missouri
Aire Serv of Columbia, MO
Aire Serv of Columbia, MO
Porch Pro Headshot Grand Oaks Heating & Cooling Inc
Oil to Gas Furnace Conversion
Serves Washington, Missouri
Porch Pro Headshot TC Heating and Cooling
Oil to Gas Furnace Conversion
Serves Washington, Missouri
Porch Pro Headshot Mike's Moonlighting Service
Oil to Gas Furnace Conversion
Serves Washington, Missouri
Porch Pro Headshot Dawson Dodd
Oil to Gas Furnace Conversion
Serves Washington, Missouri
Porch Pro Headshot I Am Handyman
Oil to Gas Furnace Conversion
Serves Washington, Missouri
Porch Pro Headshot New Systems Heating and Cooling
Oil to Gas Furnace Conversion
Serves Washington, Missouri