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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


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 repair
ductwork installation
ductwork cost
furnace ductwork
hvac ductwork
Duct Cleaning

Before and After Pictures from Bessemer City
Gas Pack replacement in Bessemer City

Gas Pack replacement in Bessemer City

Before After
Gas Pack replacement in Bessemer City Gas Pack replacement in Bessemer City

We replaced the gas packaged unit, and reconnected the existing ducts.

GSM_SG Elite Air Tight Door

GSM_SG Elite Air Tight Door

Before After
GSM_SG Elite Air Tight Door GSM_SG Elite Air Tight Door

On a recent crawl space encapsulation, we installed a Elite Air Tight Door to complete the sealing of the renovated crawl space.

New Crawl Space Door installed in Bessemer City, NC

New Crawl Space Door installed in Bessemer City, NC

Before After
New Crawl Space Door installed in Bessemer City, NC New Crawl Space Door installed in Bessemer City, NC

We enclosed the crawl space with a new encapsulation sealing the crawl space from the outside air.  We installed our SG series crawl space door to seal off the crawl space to ensure complete encapsulation.

Company Awards
GSM Services was chosen by its employees as a top workplaces winner among Charlotte-area companies.... [Read more]
Recognized as the Best of Gaston 2017 for the following categories: # 1 in Heating A/C Services # 1 in... [Read more] [Read more]
More Awards

AC Systems Repair & Installation Company Serving Bessemer City, NC

I will be glad to tell others of your company and the friendly people that work for you....
Happy Customers Surrounding Bessemer City, NC
Work Requests

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Reviews From Bessemer City
Testimonials From Bessemer City
I am enjoying my unit so far. Everything Greg told me would be done, it was done.
Testimonial by Gail B. from Bessemer City, NC
Very pleased with your professional attitude.
Testimonial by Jim M. from Bessemer City, NC
We are in our 80's and very careful about who comes to our home.
Testimonial by Gloria L. from Bessemer City, NC

Insulating Your Bessemer City 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 Bessemer City, 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 Bessemer City'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.

  • Gas Furnace
  • Oil Burners
  • Geothermal
  • Electric Furnaces
  • Heat Pumps
  • Wood Heating
  • Forced Air Heaters
  • Gas Boilers
  • Oil Boilers
  • Hot Water Heater
  • Tankless Water Heaters 
  • 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

Get A FREE Quote Today!

Job Stories From Bessemer City, NC
Crawl Space Encapsulation

 Installation of a Smart Sump - installed SmartDrain EZ-pipe around the perimeter to drain all water to the low end, then installed a SmartSump to pump out the water to catch basin.

Completed the encapsulation with SiilverGlo insulation, to completely air seal and insulate the crawl space to fix all problems created below the house.

SaniDry CX- Installed a commercial grade SaniDry dehumidification system and drain to outside.

Completed the crawl space with a GSM-SG series Elite Air Tight Door. 



Work Requests From Bessemer City, NC
Terrace Dr in Bessemer City
I ran into one of the girls that works in you office and asked her if you guys clean dryer vent duct work and she said you do. I live in a 1150 sqft home and our dryer is located in the center of the house with a vent running about 12 ft under the house to the outside. I need it cleaned out and can't reach the vent outside due to location
Bowlin Road in Bessemer City
I would like to get an estimate on a whole house generator.
E Louisiana Ave in Bessemer City
Need to replace 2.5 ton dual heating/air unit
Gelssinger Ave in Bessemer City
My A/C don't work properly the air is hot
Rayfield Dr in Bessemer City
Need to schedule a time up on my account unit
Wildwood Court in Bessemer City
Please contact me by e-mail and I will respond!! I have recently purchased a home, the coils inside the home are extremely dusty and the fins on the out side unit are bent. Based on what I see the system is due for a service...Do you have a rough estimate what this will cost?(I can be at the home at 7pm or I can have someone there during the daytime hours) Please contact me by e-mail and I will respond!!
Barkers Ridge Drive in Bessemer City
Need price to replace furnace.
Tryon Courthouse in Bessemer City
Price on a metal roof
Valley Court in Bessemer City
Requesting an estimate for mold coming around the ductwork that has a leak. The outside of the tube also has mold on the tubes from the hvac system. Referred by word of mouth. Appointment set.
S Skyland Dr in Bessemer City
Calling to get an estimate for a generator someone will call him back to get an appointment booked
Pilots Ridge in Bessemer City
Requesting service for A/C. Blowing warm air.Needs freon. Appointment set
West Alabama Ave in Bessemer City
Needs estimate for air conditioning service. Client will call back to set an appointment. Number taken from caller ID
Mountainbrook Drive in Bessemer City
Having issue with the A/C. Not working.Spoke to answering service. Will have someone call customer.
Want to replace residential shingle roof with metal; need estimate
Buddy Holland Rd in Bessemer City
Requesting service for the air conditioning unit.Not cooling again. Appointment set
Deborah H. Bessemer City, NC
Requesting service for AC. Will call back to schedule after speaking with husband.
Puetts Chapel Road in Bessemer City
Need ductwork replaced in crawl space. Will have to coordinate effort with mold remediation company, who will remove mold after old ductwork is taken down and before new ductwork is installed.
Tryon Courthouse Rd. in Bessemer City
Had a tree fall on the house, a friend said he could repair it and he did but now every time it rains it leak into the house, part of the ceiling in the room the tree feel on has already fell, If I could get some financing for a new Metal roof and price I'd appreciate it, It's a double wide so it shouldn't be too hard to cover, it's around 960 sq feet.
Mountain Brook Dr in Bessemer City
Just want a tune up and get everything checked out
Costner Drive in Bessemer City
Blowing in more insulation and replacing turbine vents on roof. AC not able to keep up.