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Products & Services

HVAC Systems
air conditioning contractors
air conditioning systems
boiler heating systems
central air conditioning
ductless air conditioning
gas furnace
geothermal heating and cooling
heating and cooling systems
high efficiency furnace
home heating systems
hvac companies
hydronic heating systems

Crawl Space Insulation

Home Energy Saving & Audit
energy efficiency audit
energy saving devices
energy saving products
energy saving tips
home energy audit
home energy conservation

Electrical
generators


Home Insulation
attic insulation
blown in insulation
cellulose insulation
duct insulation
green insulation
insulation contractors
pipe insulation
reflective insulation
rigid foam insulation
roof insulation
wall insulation
window insulation

Water Heaters
gas water heaters
high efficiency water heater
hot water heaters
indirect water heater
instant hot water heater
on demand hot water heaters
solar water heater
tankless water heaters
water heater installation
water heater replacement


Air Sealing
sealing air leaks
air duct leakage
air duct sealing
air leakage testing
door air seal
window air leakage

Radiant Barrier
radiant barrier insulation
radiant barrier cost
roof radiant barrier

Ductwork
ductwork repair
ductwork installation
ductwork cost
furnace ductwork
hvac ductwork
Duct Cleaning

Before and After Pictures from Huntersville
Do you need your heating system serviced?

Do you need your heating system serviced?

Before After
Do you need your heating system serviced? Do you need your heating system serviced?

Out of sight, out of mind, right?  Wrong... 

During a PTU (Precision Tune Up) our Service Advisors will make sure your heating and cooling system will be cleaned inside and out.  They will also clean any mess that is around your furnace in the attic or crawl space.

Furnace replacement in Huntersville

Furnace replacement in Huntersville

Before After
Furnace replacement in Huntersville Furnace replacement in Huntersville

Installed a GSM TruComfort Signature heating system

Air Conditioning Precision Tune Up in Huntersville NC

Air Conditioning Precision Tune Up in Huntersville NC

Before After
Air Conditioning Precision Tune Up in Huntersville NC Air Conditioning Precision Tune Up in Huntersville NC

We recommend having a service tune up on your air conditioning and heating systems each year.  Under our (ESA) energy saving agreement, having tune ups performed regularly helps keep your home running efficiently and your family comfortable.

We recently went out to this customers home in Huntersville, NC to perform their summer tune up for their air conditioning system, removing their dirt and debris from their cooling system.

Company Awards

We Are Huntersville's Proven Heating, Air Conditioning & HVAC Repair & Insulation Contractor

"GSM is always professional and courteous."...
Happy Customers Surrounding Huntersville, NC
Testimonials
Reviews
Work Requests

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Huntersville's Furnace Repair Experts

There are many reasons why your home’s heating system or furnace may not be working like it should (or working at all). Regular maintenance is important to prevent problems with your heating system and to keep your home comfortable and your energy costs low. Here at GSM Services, we can evaluate your current heating system and provide a fast quote to get your furnace running like new. We provide repair and maintenance services for oil, electric, gas, and propane furnaces.

Furnace Installation & Replacement

Is it time for a new furnace? Furnace replacement will be necessary if a major problem develops – such as a cracked heat exchanger. GSM Services is your local expert for heating system replacement. Before we replace your existing furnace, we will thoroughly inspect your heating system. If you require a new furnace, we can install a heating system that's right for you.

We install a variety of types of furnaces:

  • Gas furnaces
  • Oil furnaces
  • Electric furnaces
  • Propane furnaces
  • Heat pump systems

Schedule a FREE Estimate!

Insulating Your Huntersville Home

We specialize in a variety of home energy improvement services that were aimed to lessen your home's carbon footprint and save energy and money each month! We offer it all, from air sealing to ductwork to various types of insulation services such as blown in fiberglass, cellulose, spray foam, injection foam, and more in Huntersville, NC. We understand that you need to use the correct type of insulation in your home, and it needs to be placed in the correct areas.

Before we perform any insulation work in your home, we first take the time to conduct a custom home energy audit.  The audit is used to figure out what the root cause of your energy woes, and gives us an idea of what the best method would be to fix it.  At GSM Services, we not only test and investigate your home's energy usage, but we will discuss and prioritize the proper repairs. You'll know which ones will save you the most energy and why. This will also help direct you in making the best decision for you and your family.

Types of Insulation
  • Blown-in Fiberglass
  • Blown-in Cellulose       
  • Rigid Foam
  • Injection Foam
  • Radiant Barrier  
  • Sealing Air Leaks
  • Air Duct Sealing            
Areas of Home
  • Attic Insulation
  • Basement Insulation
  • Crawl Space Insulation
  • Garage Insulation
  • Wall Insulation
  • Floor Insulation
  • Ductwork Insulation

Heating & Air Conditioning Repair, Installation & Maintenance Service Contractor 

As Huntersville's trusted air conditioning and heating systems repair contractor, you can rest assured that we will get the job done right the first time! Since 1927, we have repairing homeowner's heating and air conditioning systems 

If you feel that your home's HVAC system is not working as it should, we can fix that. We offer maintenance, repair, and installation services of all kinds of heaters. Did you know that having an efficient heating unit will not only help keep your home warmer in the winter months, but can greatly improve the air quality of your home?  

Along with heating repair, we also offer a wide variety of air conditioning system services. Having heat is a necessity for home owners in the Greater Charlotte area, especially in the winter.  Our team of HVAC repair & service professionals can replace any heating system from furnaces to boilers and oil to gas and electric heaters, so no matter what sort of heating your home uses, we can make your you're never left out in the cold.

Heating
  • Gas Furnace
  • Oil Burners
  • Geothermal
  • Electric Furnaces
  • Heat Pumps
  • Wood Heating
  • Forced Air Heaters
  • Gas Boilers
  • Oil Boilers
  • Hot Water Heater
  • Tankless Water Heaters 
Cooling
  • Central Air Conditioning
  • Ductless Air Conditioning
  • Evaporative Air Conditioning
  • AC Repair & Installation
  • Dehumidification
  • Heat Pumps
  • Ductwork Cleaning
  • Ductwork Sealing 
  • Ductwork Repair
  • Air Purification

Comprehensive Home Energy Audits

Our team of home energy take the time to carefully examine your home and can provide comprehensive home energy audits that identify the areas that need improvement. Once we finalize the test, we will sit with you and show you exactly what was found and giving you a prioritized list of list of home energy tasks. Our custom home energy audits allow us to help homeowners improve the overall energy efficiency of their home's and can help save you money!

Evaluations Include:
  • Air Leak Inspection 
  • Thermal Scanning
  • Detailed Explanation    

  • Blower Door (Infiltrometer) Test
  • Insulation Level Check
  • Appliance & Lighting Checks

Schedule a FREE Estimate!

Crawl Space Insulation Experts

Is there moisture in your crawl space? Does your home have proper crawl space insulation? Even if you think your crawl space has enough insulation do not hesitate to contact us. We have a team of crawl space moisture and insulation experts that will give you peace of mind when it comes to your crawl space. It is always better to have too much insulation than to have a space without any insulation at all. Crawl space insulation is very important to the efficiency of your entire home due to the fact that moisture in your crawl space can also lead to rot, structural issues, and health concerns. Don't let moisture in your crawl space plague your home. Contact us today to learn more about our crawl space moisture solutions!

News & Events From from Huntersville
This is the question that most homeowners don't want to think about.  No one wants to think about their...
This is the question that most homeowners don't want to think about. No one wants to think about their air conditioning going out during the middle of summer or their heat going out on below freezing days. Read below on ways we can help you out in the long run.... [Read more]
Do you need a wifi thermostat in your home? How much does a wifi thermostat cost? What makes a wifi thermostat smart? How much money can you save with a wifi thermostat?... [Read more]
Home improvements are a great way to start off your new years resolution of
Home improvements are a great way to start off your new years resolution of "saving money". Take a look at your heating and cooling costs and have a Whole Home Energy Evaluation done.... [Read more]
Work Requests From Huntersville, NC
in Huntersville
Dehumidifier for basement
Toka Court in Huntersville
Need to freshen up the blow in attic insulation. Add to what is already existing.
BRENTFIELD RD in Huntersville
My husband attempted to install our nest thermostat and could not get it to work. Therefore our air conditioning isn't working either now. Would like someone to come Sunday to install correctly.
Marthas View Dr NW in Huntersville
Lennox AC system with leaking evaporator coils - looking for price on replacement of coils and timing Cannot join class action suit since we are not the original home owners. System is 2011 and has been charged recently and yet it continuously is freezing
Trails End Lane in Huntersville
We are finishing a storage building to be heated and cooled. We need the building insulated. It is 16x32 with 14 foot ceiling.
Carbert Lane in Huntersville
I would like to schedule an sales appointment for replacing my HVAC system. Thanks!
Sherrill Estates Road in Huntersville
Quote for annual maintenance, twice a year
Twin Trail Drive in Huntersville
I have an 18 year old gas pack that i'd like to replace.
Ansonborough Sq in Huntersville
Hello are you available to come and quote to move a ac unit 12 feet ? Huntersville
Mt Holly Huntersville Rd in Huntersville
My home needs better insulation. It is a 2000 sf single story ranch on a crawl space that was built in 1979. The exterior is wood. In extreme heat/cold the heat pump cannot keep up. I've used a laser temp gun and can see that certain areas of my house are not doing well at all. I'd like to get a quote, and then get the work performed as soon as possible.
Bramfield Drive in Huntersville
Id like to receive a quote for garage insulation.
Mt.Holly Huntersville Rd. in Huntersville
This is a home we are looking at purchasing. Home Inspection noticed some issues & we need some estimates.
Thousand Oaks Dr in Huntersville
I would like to get an estimate on attic insulation. Thanks!
Vintage Hill Lane in Huntersville
No heat in third floor unit -- blowing warm air. Need diagnostic to make repairs. Call MAtt Thx -- Additional information: Date requested: 07/29/2016
Oxford Hollow Road in Huntersville
Our attic feels like the outer ring of the sun. It typically exceeds 150 degrees during the mid day. I am interested in a radiant barrier or other options. Please help!
Dennehy Court in Huntersville
Quote to seal the crawl space please
Parkcrest St in Huntersville
Need new insulation.
Twin Trail Dr in Huntersville
Would like to remove existing cellulose insulation and look at blowing in new or considering spray foam.
Sweetfield Drive in Huntersville
I have cathedral ceilings that are close to the roof so I'm getting a lot of heat gain during the summer for some main living areas. I have a master bathroom that is on the shady side of the house that stays very cold in the winter. Looking for an estimate on upgrading my existing insulation.
Oak Hill Drive in Huntersville
Need more insulation in our attic and above bonus room
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