Testimonials – Gas Furnaces Articles

Gas Furnace Repair in Novi, MI 48375

January 11, 2021

“John is a great person and technician, he was courteous, he got on time and make a very thorough analysis of the problem and made the recommendations to fix and keep the furnace working. I would like to recommend that john get the proper compensation for his work , he is amazing !”

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Furnace Inspection in Sterling Heights, MI 48314

January 7, 2021

“Rodney came out to do an inspection/estimate on some leaking furnace pipes. He identified the problem right away and thoroughly explained how it could be fixed, answering any questions & concerns. He also showed me how to adjust the humidifier, replace the humdifier filter and clear out the filter pump/filter tubes. Super helpful for a…

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Gas Furnace Maintenance in Westland, MI 48186

January 6, 2021

“Very professional and polite young men. John and Mitch did a very good job.”

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Gas Furnace Maintenance in Westland, MI 48185

January 3, 2021

“Rob came to the house to perform a furnace inspection and routine maintenance. He was professional and personable!!! He was very considerate regarding Covid safety and kept his mask on the entire time. First time using Harriman and will definitely use again and definitely refer to family and friends.”

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Gas Furnace Installation in Ferndale, MI 48220

December 28, 2020

“Feel free to edit as needed. This review is for all interactions with Harriman personnel from initial service call to final installation. John – Very impressed with how thorough this young man's inspection was and how quickly he was able to diagnose the issue. He was very polite and explained the situation thoroughly. I was…

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Gas Furnace Maintenance in Livonia, MI 48152

December 15, 2020

“Service Tech – John G. Very helpful. Keeps work area clean. Excellent personality. Respectful of customer property and customer well being. John knew his job, was efficient and explained the service performed.”

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Gas Furnace Maintenance in Northville, MI 48167

December 14, 2020

“John G was professional and courteous. We hope to see him again for our next yearly maintenance.”

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Gas Furnace Maintenance in Ann Arbor, MI 48103-9679

December 13, 2020

“Hello, Jason S. was my service person today for a routine annual furnace service call.  He was courteous efficient and answered a couple of questions I needed to know.  Thank you for hiring such wonderful respectful persons. Karen Kerns6655 Jackson rd., #697Ann Arbor, MI  48103″

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Gas Furnace Maintenance in South Lyon, MI 48178

December 8, 2020

“Technician John G did an excellent job for us today (8 DEC 2020). He was professional, prompt, and knowledgeable. We will ask for him next time.”

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Gas Furnace Maintenance in Ypsilanti, MI 48197

December 8, 2020

“Jason was professional and provided me with useful information about my furnace.”

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Gas Furnace Repair in Ypsilanti, MI 48198

December 4, 2020

“John G was very timely in arriving, and very pleasant throughout. He was thorough in assessing the problems we were having and did an excellent job of explaining everything to us. He is arranging for us to get our very old thermostat replaced. We look forward to further great service from Harriman's!”

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Gas Furnace Maintenance in Northville, MI 48168

December 3, 2020

“Damon M. was the tech that services our furnace. He was very professional, courteous and highly qualified and helpful. He answered all my questions. Didn't feel rushed at all. A very nice visit. Thank you, I. Pauley”

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Gas Furnace Maintenance in Romulus, MI 48174

December 2, 2020

“Very thankful for Jason's prompt and complete service. He was knowledgeable, courteous, and thorough. I appreciated his look to the future of maintenance on furnace and AC.”

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Gas Furnace Repair in Livonia, MI 48152

November 26, 2020

“John G. did a great job fixing our furnace. Very happy with the work. Thank you!”

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Gas Furnace Maintenance in Madison Heights, MI 48071

November 25, 2020

“Technician, John G….very thorough…went over few items he felt would definitely improve my furnace productivity. Will likely consider doing at least 2 of recommendations he made, hopefully by spring.”

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Gas Furnace Repair in Farmington Hills, MI 48336

November 24, 2020

“Great service. John G. Knew exactly what to do. Explained the issue clearly and his explanation made sense. Fourth company to check the furnace and first to actually solve the problem and solved it quickly. Thanks John.”

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Gas Furnace Maintenance in Canton, MI 48187

November 23, 2020

“Jason S. was professional and knowledgeable.”

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Gas Furnace Installation in Novi, MI 48375

November 21, 2020

“Jay and Mike did a great job on our gas furnace installation this past week. They followed safety protocols and the installation looks and is working great. Harriman is our go-to service provide for heating and air-conditioning needs!”

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Gas Furnace Replacement in Ypsilanti, MI 48198

November 19, 2020

“Justin was efficient, knowledgeable, pleasant, and able to deliver bad news with a good attitude. Unfortunately we started out as a simple service call, and then it escalated into a new furnace. That said, Justin patiently explained the issue, and showed us exactly what the issue was, and why we needed to replace the furnace.…

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Gas Furnace Maintenance in Redford Township, MI 48239

November 18, 2020

“Once again received excellent, professional service from Justin during fall furnace maintenance.”

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Gas Furnace Maintenance in Northville, MI 48168-2017

November 18, 2020

“fine”

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Gas Furnace Maintenance in Dearborn, MI 48128

November 17, 2020

“Not only did Jason do the service exceptionally, but he also explained everything and made sure I didn't have any questions.”

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Gas Furnace Maintenance in Westland, MI 48185

November 17, 2020

“I was very impressed with John’s professionalism and knowledge of his work. I called for service because my thermostat stopped working and he came promptly the next day. Not only did he take care of my thermostat problem, but he checked out my furnace too.”

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Gas Furnace Maintenance in Livonia, MI 48152

November 17, 2020

“Daman was great!”

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Gas Furnace Maintenance in Ann Arbor, MI 48105

November 13, 2020

“John G. was our tech. He also did my A/C tune up last summer. He's fantastic. Very personable great knowledge base and does what's necessary for the task at hand. He made sure to also point out other items that we should take care of to ensure our system runs as it should. Very happy…

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Gas Furnace Maintenance in Grosse Ile, MI 48138

November 13, 2020

“Jason was very friendly, not pushy. I did buy a maintainance package as my furnace is getting old. He did more with checking everything than any other repairman has done. I was impressed.”

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Gas Furnace Maintenance in Canton, MI 48187

November 12, 2020

“The technician who responded to our call was excellent. His name is Damon M. I first noticed how careful he was to take proper health precautions, wearing a mask, and putting shoe coverings on before entering the house. He was friendly, personable, professional and carefully considered all possible concerns. Thank you for getting our heat…

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Gas Furnace Repair in Farmington Hills, MI 48334

November 12, 2020

“John G. is a stud! This man rolls up with just a rough idea of what we were dealing with (based on my best non-professional description) and was able to diagnose the problem with my furnace quickly AND ACCURATELY. Beyond that he provided a level of transparency, knowledge, and clarity that left me with a…

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Gas Furnace Repair in Southfield, MI 48076

November 12, 2020

“John G. Excellent service, friendly and professional. Complete diagnostic. Handled issue quickly.”

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Gas Furnace Maintenance in Livonia, MI 48154

November 11, 2020

“I would definitely recommend your company to my family and friends in the future. My technician, Damon, was not only very personable but most importantly very knowledgeable. I had no doubt that when he left, my furnace had been thoroughly checked and it should be operating well for the upcoming winter months. I would definitely…

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Gas Furnace Maintenance in Farmington Hills, MI 48336

November 10, 2020

“The technician, Damon, was prompt, courteous, pleasant and professional. He recommended the installation of a Surge Protective Device and explained the rationale for the installation. I bought it on his recommendation. He is an asset to your organization.”

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Gas Furnace Maintenance in Farmington Hills, MI 48331

November 9, 2020

“Damon M. came out to service our furnace for our annual maintenance. Friendly attitude. Provided good overview of services.”

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Gas Furnace Maintenance in Northville, MI 48167

November 9, 2020

“Arrived on time, was courteous, answered my questions and, provided some new information.”

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Gas Furnace Maintenance in Livonia, MI 48154

November 7, 2020

“Harriman Heating performed the annual furnace maintenance and cleaning. John was the technician. The cleaning and inspection was extremely thorough and involved a second technician supervisor. They concluded that my furnace would probably need to be replaced soon, but was not in immediate danger of failure. This will help me plan to replace my unit…

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Gas Furnace Installation in Westland, MI 48186

November 6, 2020

“Installers were polite, thorough, and took the time to answer any and all questions I had to make sure I was comfortable with the new system.”

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Gas Furnace Repair in Plymouth, MI 48188

November 6, 2020

“excellent work”

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Gas Furnace Repair in Belleville, MI 48111

November 5, 2020

“Brent did a great job repairing our furnace a few weeks ago. He discussed the benefits of having an Air Scrubber so we had one installed by Jon today. The installation went well. The only concern I have with Harriman is the way the take your charge card payment, I don’t feel it is very…

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Gas Furnace Maintenance in Taylor, MI 48180-8102

November 4, 2020

“Robert was very professional and efficient. He answered all our questions and installed the surge protector in a timely manner.”

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Gas Furnace Maintenance in New Hudson, MI 48165

November 4, 2020

“John (Gnass)? Did an excellent job today with maintenance on our new furnace from you which was installed last year. He was friendly, efficient and recommended a surge protector which he did install. I also appreciated the call from the office notifying me when he was on his way.”

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Gas Furnace Repair in Lincoln Park, MI 48146

November 4, 2020

“The appointment was done in a prompt amount of time. The service was done fast and clean. I enjoyed having Robert over my home fixing my furnace.”

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Gas Furnace Maintenance in Milford, MI 48380

October 30, 2020

“Today I had my annual yearly maintenance check up on my gas furnace by Robert. He was very professional and an enjoyable young man. He is an asset to your company, and I give him a high five! Thank you for getting to me sooner than my scheduled appointment which was to be next week.…

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Gas Furnace Maintenance in Livonia, MI 48152

October 29, 2020

“Could not have asked for anyone as nice or can do the work as well.Harvey Karp and I am very satisfied.”

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Gas Furnace Maintenance in New Hudson, MI 48165

October 29, 2020

“My experience with Harriman was wonderful from the initial phone call to end of the maintenance service. The technician Robert was wonderful. He was polite and helpful. I will definitely use them again and will recommend them to my family and friends.”

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Gas Furnace Maintenance in Ypsilanti, MI 48197

October 29, 2020

“Robert did a very good and thorough job today on my furnace, cleaning and checking.”

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Gas Furnace Maintenance in Birmingham, MI 48009

October 27, 2020

“Jon and Al were very professional and answered all my concerns. I would recommend them to friends and family.”

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Gas Furnace Maintenance in Troy, MI 48098

October 23, 2020

“Was pleased that my wife's call for service was immediately scheduled for the next day. Initially was disappointed when the requested service call was canceled the morning of the scheduled day (but understand why: misunderstanding). Very pleased the visit was rescheduled for the day originally promised after I called. Jon was very knowledgable, diligently examined…

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Gas Furnace Maintenance in South Lyon, MI 48178

October 15, 2020

“I had Jon Harriman and Jason our to clean our furnace. They noticed we had erosion on our water heater and we were able to get out in front of a catastrophic event by scheduling a replacement. They were very nice and helpful.”

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Gas Furnace Maintenance in Ypsilanti, MI 48197

October 13, 2020

“We had our annual furnace inspection/cleaning done today by Brent. The knowledge and professionalism shown by him is the reason we have continued to use Harriman for our HVAC needs. He gave me a few tips on the most efficient way to run our systems and some other features that we can add on in…

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Gas Furnace Maintenance in Livonia, MI 48154

October 13, 2020

“Robert was kind and patient with me explaining our situation. Which, as it turns out, was nothing. He's right, our air filter needs replacement (done on Holloween). See you next spring for a check up on the Air Conditioner.”

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Gas Furnace Maintenance in Livonia, MI 48152

October 11, 2020

“Very professional and explained service. Jason S and John H”

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Gas Furnace Maintenance in Livonia, MI 48152

October 9, 2020

“Robert was very polite and seemed to do a great job. Answered all our questions.”

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Gas Furnace Repair in Novi, MI 48375

October 8, 2020

“Pleasant crew, got the furnace fixed.”

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Gas Furnace Repair in Livonia, MI 48152

October 8, 2020

“Rob and Jon H were very helpful during their service call. They were very professional and followed all protocols during the pandemic. They thoroughly explained the problem and completed the request in a timely fashion.”

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Gas Furnace Repair in Livonia, MI 48154

October 6, 2020

“Our technicians Jon Harriman and Jason S. were great. They provided the service and information that we needed. They were friendly and polite. Thank you!”

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Gas Furnace Maintenance in Royal Oak, MI 48073

October 2, 2020

“Justin seemed to know the furnace business well, was polite, patient, and thorough. I plan to have Harriman’s do a small upgrade to my furnace later this fall.”

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Gas Furnace Maintenance in Farmington Hills, MI 48335

September 28, 2020

“Jon, and Chuck were on time, professional with their introduction. Entered our home, and stayed within the guidelines for Social Distance safety. After the furnace cleaning, they provided clear explanation of today's service, available warranties, and advice for future maintenance/service. We are very pleased with today's visit, and will call upon Harriman in the future.”

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Gas Furnace Maintenance in Westland, MI 48186

September 28, 2020

“Robert arrived at my home promptly after being notified by the office. He asked a few general questions about my heating/cooling experiences in my home and then proceeded to inspect my furnace per the terms of my maintenance plan. He was very personable and easy to talk with. Once the job was complete he advised…

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Gas Furnace Maintenance in South Lyon, MI 48178

September 23, 2020

“Justin was very professional and explained in detail what needed to be done to ensure a long life from my newer furnace that was in-properly installed by another dealer”

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Gas Furnace Maintenance in Plymouth, MI 48170

September 22, 2020

“Jon Harriman was very polite and professional! He was right on time and very knowledgeable on his work! Thank you for the help Jon!!”

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Gas Furnace Maintenance in Novi, MI 48375

September 18, 2020

“Thorough review of my current unit, pointed out the issues as he addressed them. Good experience.”

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Gas Furnace Maintenance in Canton, MI 48188

September 17, 2020

“Jon Harriman was courteous and helpful in trying to figure out our humidity issue with a new furnace and AC unit.”

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Gas Furnace Replacement in Farmington Hills, MI 48335

September 3, 2020

“I could not be happier with the service I receive from Harriman. This is the third time I have used this company and I am never disappointed. This time my old furnace was not able to be repaired but John H. and Robert, with masks and foot coverings, helped me choose a product that suited…

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Gas Furnace Maintenance in Westland, MI 48185

June 25, 2020

“We love Harriman! They have been great to us over the years. John is always professional and efficient.”

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Gas Furnace Repair in Farmington Hills, MI 48336

March 5, 2020

“Steve was great! He is very personable and engaging. He cleaned up and took any debris created by the repair with him. He did need to return the next day because he needed another part. We had to go out of town but Steve and the dispatcher managed to fit us into the schedule so…

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These guys were great!

December 15, 2019

These guys were great. Heat died in the middle of the night. Froze all night til I could call around in the morning. Called many places that wanted to schedule me out a few days. These guys (James) . Came right out and had me fixed up by mid day. These guys Will always be…

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EXCELLENT

November 2, 2019

EXCELLENT experience once again with Harriman’s from point of sale with Jeff, to installation with Shane and Josh. Professional, great installation and workmanship, and very pleased with our Amana furnace choice and accessories. The new Air Cleaner also makes the air in the home feel lighter, cleaner and fresher, as well as healthier. Very happy…

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