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Products & Services

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

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

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 Belmont
Furnace Tune Up

Furnace Tune Up

Before After
Furnace Tune Up Furnace Tune Up

Crawlspaces - sometimes furnaces are located in the tight, dark, hard to get to spots that most people don't want to venture into.  Our Service Advisors work in all conditions to improve the comfort of the customers.  Matthew focused in on this precision tune up to ensure that everything was working as it should.  He cleaned the system inside - out. Knowing that your system is maintained and reliable is allows us to focus on our #1 - You, the customer.

Humidifier maintenance and tune up

Humidifier maintenance and tune up

Before After
Humidifier maintenance and tune up Humidifier maintenance and tune up

Do you want the air you breathe to look like this?   Regular maintenance and tune ups on your heating/cooling system as well as additions like this humidifier need to be taken care of on a regular basis. 

Company Awards
www.expertise.com/nc/charlotte/insulation... [Read more]
Outstanding Employer Award winner for the 2016 Governor's NCWorks Awards of Distinction... [Read more]
GSM Services was recognized as a community leader in partnership with The United Way of Gaston County The United Way of... [Read more]
More Awards

Belmont, NC's Trusted Air Conditioning, Heating, & Insulation Company

The cleaning and repair to the ducts in my home have vastly improved the air quality in my home....
Happy Customers Surrounding Belmont, NC
Testimonials
Reviews
Work Requests

Click the icons to see what our customers had to say.

Reviews From Belmont
Testimonials From Belmont
Crew did a great job and are welcome to work on other half of project.
Testimonial by Mr. Aaron from Belmont, NC
A great experience from start to finish.
Testimonial by Allen P. from Belmont, NC
Very pleased with the professionalism of technicians and prompt response time.
Testimonial by William & Jacqueline E. from Belmont, NC

Insulating Your Belmont Home

You can have a comfortable home while lowering your energy bills at the same time. Our professional crew knows the right insulation to install in the different areas of your home.

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 & HVAC Services

Old, failing Heaters and Air Conditioners are a serious issue in your home. We are your local experts for both repairing your current system or installing a new, energy-efficient unit.

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

Home Energy Audits

Our professionals provide comprehensive home energy audits  identifying the areas of your Belmont home that need improvement, showing you exactly what was found and giving you a prioritized list of list of home energy tasks.

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

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

Get A FREE Quote Today!

News & Events From from Belmont
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]
High energy bills can come as a surprise in the winter. In our service area, air conditioners see a lot more use than heaters. When temperatures drop, homeowners might feel relieved as bills start to lower as well-until the heater becomes more and more of a necessity.... [Read more]
What Is a Home Energy Audit? A home energy audit is a service provided by GSM Services to help you determine what you can do to make your home more efficient and help your AC and heating equipment to perform better. You get an assessment of your home, and you can get a custom plan for healthier air, energy savings, and comfort and most importantly, we will do this FREE to provide you the best options to improve your home comfort.... [Read more]
Work Requests From Belmont, NC
Hand St. in Belmont
I just bought and moved into the address listed above. I have a gas pack and forced air (I think but not sure). I need to have the annual service done. Also, the cold air when I turn on the AC does not seem to be cold. And the unit continuously runs while I have the AC on.
Lexington Street in Belmont
Calling to schedule an appointment for a yearly maintenance check on her heating system last time it was done was 2013 by previous homeowner. Referred by previous owner. Appointment set.
Abbington Way in Belmont
Having issue with the A/C unit. Freezing up.
South Point Road in Belmont
Existing client calling after hours operator for HVAC service. Technician will contact him back.
Peachtree Street in Belmont
Answering service. Looking for service on air conditioner. Technician will call client to set appointment.

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