HGH Mechanical
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HGH Mechanical
Matt just saved me a bundle by correctly diagnosing the problem and solving it for a faction of what I was expecting to spend. Did not even charge me for the part they ordered and did not need! I reached out to HGH after the contractor that my home warranty assigned to me never showed up or called.

Phil was courteous, professional, and gave me a fair price that was lower than my home warranty's deductible. I was very impressed by their product and everything else. Did a great job! Very nice people and price was better than the other two quotes I received from other companies. Trust me, they are very good!

I recommend 100%. We recently had our upstairs unit stop working on us. Nate and his crew were able to install the new unit in our attic without issue and great professionalism. Thanks again for making this entire install and purchase go smooth. Jimmy, Phil and their team did an amazing job on the removal of our old boiler and the install of a new one along with a hot water heater.
Services
Our vision is to be recognized as a leader with residential and the light commercial HVAC industry in and around the Baltimore Metropolitan area. We reach this goal by achieving high sales and a reputation for diagnosing and servicing HVAC equipment and systems promptly and correctly. In order to achieve this vision, we sell high-quality, state-of-the-art equipment that is energy efficient and environmentally safe.
We service all manufacturer brands of furnaces, air conditioners and boilers, such as Carrier, American Standard, Bryant, Burnham Water/Steam Boilers, Heil, Luxaire, Payne, Rheem, Rudd, Trane, Weil McLain Water/Steam Boilers, Williamson Water/Steam Boilers, and York equipment. We pride ourselves in the state-of-the-art equipment and systems we carry and the superior service we deliver (see testimonials from our many happy clients at right).
Check the filters (HGH will replace filters with new homeowner-supplied filters if requested),. If you are looking to replace your equipment, we will be happy to arrange a free estimate to determine what equipment is best suited for your lifestyle. Call an HGH Mechanical Expert today for a quote on your new heating, ventilation, and air conditioning installation and service.
The Air Conditioning Contractors of America Educational Institute Standards Task Team is currently reviewing the maintenance standards of residential HVAC systems. The standard provides the minimum requirements for inspection of residential HVAC equipment in. It's that time of year - the time when the weather is so crazy with fluctuations, sometimes you don't know if it will be 50 degrees or 80 degrees on any given day.
Heat Pumps offer an energy-efficient alternative to furnaces and air conditioners. There are many different kids of heat pumps, but they all operate on the same basic principle, heat transfer. This means that rather than burning fuel, they move heat from one place to another.
Reviews (19)
William Dowling
William Dowling
Jan 20, 2022
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
We had a great experience with Phil Hobbs from HGH. We need fast assistance with a leaking radiator. He was at our home in a couple hours. He fixed the problem quickly and the bill was reasonable. I plan to call HGH about modernizing our entire HVAC system.
Service: Heating system repair
Susan Frazier
Susan Frazier
Jan 02, 2022
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I called HGH the next day someone came look at what I needed and gave me a great price on my new HVAC system and the next day the team was out installing it. They were very professional and and even cleaned up after. I called to get an appointment to get winter check-up on the system and to change the filters and was given a 7:45am appointment. Steven came right on time and with a great attitude. He was very professional and got everything done in a very timely matter. HGH is wonderful!!!!!
Capitol City Wings
Capitol City Wings
Dec 28, 2021
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Be very careful hiring this company, be sure to ask about their trip charges, after hour fees, and any other fees beforehand. My wife reached out to this company to take a look at the HVAC system at her investment property in Baltimore and was charged a trip fee, after hour fee (mind you the tech was only there to 4pm not late at night), and some other fee that does not make any sense, especially since the problem they claimed to cause the issue turned out not to even be a factor. At no time was my wife told there was a trip charge or after hour fee after 3:30 pm. The tech opened the furnace and
Dorothy Singleton
Dorothy Singleton
Dec 05, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness
The most professional, knowledgeable, always on time. I had the best experience working with this company .I will use them again if I need anything done. I highly recommend HGH for your needs. Dorothy Singleton
Services: AC installation, Ductless heating and AC services, Installation, Heating maintenance, Duct and vent installation, Heating system installation, Thermostat installation
Ellen Plaine
Ellen Plaine
Nov 01, 2021
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HGH team installed gas lines inside my home to be used for converting my 2 wood burning fireplaces to gas. There were many steps to coordinate with BGE contractors, county inspectors, Miss Utility, and hearth installers and HGH had to work around all the other contractors schedules, as well as their own. They were flexible and adapted to the ever changing schedules. While they could not promise no holes in my ceiling, they took extreme care and were successful in not having to punch holes in my ceilings to run the pipes. They did a neat, non- intrusive install, cleaned up, and kept me apprised
Donald Miller -Mdh
Donald Miller -Mdh
Oct 04, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
HGH installed a new furnace, heat pump, and thermostat for our home. They were punctual, professional, thorough, and the new systems look and work great. The prices were reasonable for the amount of work and materials.
Services: AC installation, Heating system installation, Thermostat installation
Stephen Landy
Stephen Landy
Jul 29, 2021
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My AC was running weak and I had another company come to check it out. They said I had an R22 unit and the compressor was bad and both the condenser and the evaporator needed to be replaced and later gave me a quote of $14k. A friend of mine recommended HGH for a second opinion as they had a good experience with them previously. HGH came out and told me I didn't have an R22 unit and that it only needed a recharge. Costs me $410, which is a far cry from $14k. I highly recommend them.
Diane L.
Diane L.
Jul 13, 2021
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I called HGH for AC service/maintenance, but then had some water start backing up into the room, so I asked to move up my appointment. They were very accommodating and it was a relief to have the issue taken care of quickly. Chris showed up during the scheduled time and even sent a text that he was on his way. He seemed very thorough and completed the work promptly. I was very impressed by this company and for a fair and reasonable price.
Allison Harbuck
Allison Harbuck
Apr 05, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
HGH is amazing. We have used them religiously for all of our properties the past 5 years and they are always on time, reliable, and give great service for a very fair price. We replace at least a few systems each year and between maintenance and replacement, they are always the best.
Services: AC installation, Thermostat repair, Heating system repair, HVAC maintenance, AC repair, Duct and vent repair, Heating maintenance, HVAC repair, Heating system installation, Thermostat installation, AC maintenance
Allison Cuneo
Allison Cuneo
Aug 14, 2020
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We had a wonderful experience with HGH Mechanical this week. Our furnace went up right before the Christmas holiday and they were able to fit us in for an efficient one-day installation. From our first interaction with DJ, who diagnosed the issue -- to our meeting with Dan to discuss our options for installing a new unit -- to our pre-installation meeting with Manny, an owner -- we felt like we were in good hands every step of the way. Our day-of technicians, Nate and Colby, did an excellent job explaining the work they had done and gave us a comprehensive tutorial on our new system which included
Dh W.
Dh W.
Aug 10, 2020
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Really helpful nice experts, who showed up promptly and installed our UV lights too! They also were careful with our home and our COVID precautions Thanks so much.
Michael Bell
Michael Bell
Jun 25, 2020
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
Dan K did the initial site review. He was very knowledgeable and helpful in selecting the right equipment for the job. Tom F and Adam L and the install crew were extremely professional. The install is very clean with professional craftsmanship. Finally, pricing was competitive.
Services: AC installation, Heating system installation
Carolyn R.
Carolyn R.
Apr 30, 2020
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Some 24 years of great service, HGH is still our go-to. They installed this old house's 1st central unit. Two boilers and a hot water storage tank later, we invited them back to replace our 24-year old Central AC unit.

They are always professional, responsive, and reasonably priced, with all installations and maintenance, while considering all options. https://hghmechanical.com/
Joseph M.
Joseph M.
Mar 17, 2020
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I recently engaged this firm for the first time. As my Wife and I renovate our home, our gas-log fireplace required repair and equipment replacement. HGH Mechanical was recommended by the equipment supplier. HGH replaced the gas line and provided for the gas hook-up to the new gas-log system. Matthew and Christian, the HGH technical professionals who completed the job, were extremely professional, polite, and competent. Pricing was very reasonable. I highly recommend HGH Mechanical for your consideration if you require gas-log work performed in your home.

Joseph
Adam S.
Adam S.
Jul 29, 2019
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I returned from a European Vacation to 87 degrees in my house. The a/c would not come on at all. I called HGH Mechanical and Chris Rotundo was at my door within 45 minutes. He was fast, friendly, and fixed the problem. I will use HGH for my future hvac needs. A+
K. F.
K. F.
Jun 21, 2019
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Just had a new AC unit installed in my parents home with HGH and we couldn't have been happier. The price was great and the work was first class. Nice guys, too!
Rex H.
Rex H.
Aug 24, 2017
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2nd time I've called them for AC problems. Great experience both times. Called this morning at 7 and they were here by noon. It was a quick and easy fix and then the technician gave the whole system a once over to make sure everything else was in order. He was done and gone in no time and the price was absolutely reasonable. I'll definitely call them the next time i need AC or heating work done.
Kenneth S.
Kenneth S.
Aug 29, 2016
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A/C needed a run capacitor (a $5 part) a couple years ago and these guys charged us $250 to replace it. Doesn't matter how nice a thief is if he's stealing from you. I'm fine with people making a living, but that was crooked. My wife called him on it and he got nasty with her. I will never deal with them again.
Dawn D.
Dawn D.
Feb 13, 2016
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We had the exact opposite experience of this other reviewer. We were referred to HGH by a friend of ours who is a construction engineer/project manager who uses this company often. From the beginning to the end, they were great.

Ross, who came out to give us the estimate (we got estimates from 3 companies) was well-versed and truly didn't try to oversell us on a system (we were getting a new furnace, hot water heater, humidifier, and AC unit for outside) and actually steered us away from a pricey dual fan system that we had been considering and that wasn't necessary for our small cape