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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


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 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

Heating, Air Conditioning & HVAC Repair & Insulation 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

Air Conditioning Service & Repair Experts

Your home's air conditioning system is designed to provide you and your family with comfort by keeping your home at an enjoyable temperature. Over years of use, the system will go through wear and tear that may lead to serious problems if they are neglected. Regular maintenance such as replacing the blower filter, removing debris and cleaning the fins can extend the life of the unit and ensure it is running as efficiently as possible. It is always a good idea to schedule an air conditioning service before the hot weather begins, or before you detect any problems with your air conditioning system. GSM Services has an experienced team of HVAC technicians that are licensed and certified to service all air conditioner makes and models.

If your home's air conditioning system is not performing as it's supposed to call GSM Services today and make an appointment. Our staff is capable of quickly identifying issues with your unit and also making the correct repairs. We pride ourselves on being fast and efficient because we understand the importance that your air conditioning unit has when it comes to keeping you and your family comfortable in the warmer months. To make sure your air conditioning repairs are done right the first time, call or click today!

Bessemer City’s Leading Air Conditioning Installation Company

Is it time to replace your existing air conditioning system? If your home currently doesn’t have central air, or if your existing AC system is old, unreliable and costly to run, you’ve come to the right place. GSM Services can design and install a new air conditioning system that will be just right for you and your home. We only install high-efficiency, ENERGY STAR® equipment, so we ensure it doesn’t cost too much to maintain a comfortable temperature in your home. Contact GSM Services for an estimate for air conditioning installation today! We provide free estimates throughout our North Carolina service area, which includes Charlotte, Gastonia, Mount Holly and surrounding areas.

Schedule A FREE Estimate!

Crawl Space Insulation Contractor

You may think that the crawl space holds little significance to your home but in our opinions, the crawl space is one of the most important parts of your home. Homeowners usually don’t spend much time in these shallow structures that must be crawled into, hence the name, but if you spend enough time in them like our crew members then the importance becomes clear. At GSM Services we commonly see crawl spaces that are installed directly into the dirt under your home. These crawl spaces can often be disastrous because they tend to soak up the natural cold of the earth and transfer it into the air in your crawl space. If you have utilities in your crawl space such as your water heater, furnace, or hot water pipes, your energy bills will suffer. The fluctuation in temperature will force your heating and air conditioning systems to work harder, causing your energy costs to rise.

For your crawl space insulation to perform like it should, it's essential to install the right type of insulation, the right amount of insulation, and use the correct installation technique. At GSM Services, we can improve the condition of your crawl space and the living spaces above with products that are durable, long-lasting, and made especially for the crawl space environment.

Types of Insulation
  • Blown-in Fiberglass
  • Blown-in Cellulose       
  • Rigid Foam
  • Injection Foam
  • Radiant Barrier  
  • Sealing Air Leaks
  • Air Duct Sealing            
Areas of Home

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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. 



Crawl Space Encapsulation - Photo 1Crawl Space Encapsulation - Photo 2Crawl Space Encapsulation - Photo 3Crawl Space Encapsulation - Photo 4Crawl Space Encapsulation - Photo 5Crawl Space Encapsulation - Photo 6Crawl Space Encapsulation - Photo 7Crawl Space Encapsulation - Photo 8Crawl Space Encapsulation - Photo 9Crawl Space Encapsulation - Photo 10Crawl Space Encapsulation - Photo 11Crawl Space Encapsulation - Photo 12Crawl Space Encapsulation - Photo 13Crawl Space Encapsulation - Photo 14Crawl Space Encapsulation - Photo 15Crawl Space Encapsulation - Photo 16Crawl Space Encapsulation - Photo 17Crawl Space Encapsulation - Photo 18
Work Requests From Bessemer City, NC
Crescent Dr. in Bessemer City
We are looking to replace our heat/air unit. We have a 900 sq ft house that we are selling within the year. We are not wanting to put a whole lot of money into the unit. Please contact for a quote for an AC unit for 900 sq ft house.
in Bessemer City
Need quote on whole house generator 1750 sq ft house. Propane system.
in Bessemer City
Our air is blowing, but isn't cooling. It's at least 90 degrees in the house now. There was a car accident in our area early this morning and the power was out several hours, and we are wondering if that had anything to do with our air not working properly. It's an old system and may need freon. Can someone come out as soon as possible? Thank you.
Ed Wilson Road in Bessemer City
Air is not cold. Possibly need freon
RED APPLE DR in Bessemer City
Please tell me y'all don't charge to come out and look at it
W Virginia Avenue in Bessemer City
I would like a free insulation estimate on a 2372 sqft home.
W Virginia Ave in Bessemer City
My home is hotter upstairs and there doesn't seem to be much circulation. As this is an old house I'm thinking it may need insulation. I am interested in getting a free estimate for insulation on a 2372 sqft home.
Linville Ct in Bessemer City
Bowlin Rd in Bessemer City
Attic envelope, mini split install
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
Want to replace residential shingle roof with metal; need estimate
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.