Rock Hill, SC HVAC & Home Services
Expert Furnace Repair, HVAC Installation, Insulation, Crawlspace and Duct Cleaning Services in Rock Hill
For over 98 years, GSM Services has made home comfort easy with trusted service, reliable solutions, and top-quality work in Rock Hill. As a licensed and insured home comfort specialist, we offer heating & cooling, insulation, air duct cleaning, crawlspace services to improve comfort, air quality, and energy efficiency. Enjoy easy online booking, instant quotes, and free service calls with any repair!
Why Locals Choose GSM Services:
- ✅ Fast, Affordable & Reliable
- ✅ Licensed and Insured
- ✅ Locally Owned for 98+ Years
- ✅ Voted Best Heating & Cooling Company
- ✅ 100% Guaranteed Satisfaction
- ✅ Outstanding Warranties
- ✅ Unbeatable Financing for Any Budget
- ✅ FREE HVAC Service Calls with Repairs
- ✅ FREE System Quotes
- ✅ FREE Insulation, Crawlspace and Home Energy Audits
New HVAC System Cost & Duct Cleaning Prices in Rock Hill
Need HVAC or duct cleaning? Get your free instant quote online in just 30 seconds!
Heating & Cooling Services in Rock Hill:
Crawl Space, Insulation, Generators & Other Home Services in Rock Hill:
Furnace Repair in Rock Hill
If your Heater isn’t working, trust GSM Services for fast, affordable Furnace repair in Rock Hill. Our licensed HVAC technicians service all makes and models, provide expert solutions, and offer clear, upfront pricing with no hidden fees. We also include a free service call with any repair.
HVAC Replacement & Install Experts
Looking for a New Heating System? Our licensed HVAC installers in Rock Hill are certified experts in energy-efficient heating & cooling systems that can lower your energy bills by up to 30%. We’ll walk you through the latest AC options and help you choose the right system for improved comfort, quieter operation, and cleaner indoor air. Call or book online today for a free, no-obligation consultation and quote!
Certified on All Types of Heating & Cooling Systems
- Central Heating & Air Conditioning Systems
- Ductless Mini Splits
- Package Systems
- Heat Pump Systems
- Gas furnaces
- Oil furnaces
- Electric Furnaces
Rock Hill Crawl Space Repair & Service Contractors
GSM Services provides professional crawl space services in Rock Hill. Our team protects your home from moisture damage and mold, enhancing air quality, boosting energy efficiency, and reducing pests. A well-maintained crawl space also strengthens structural stability and overall comfort. Book a free crawl space inspection and quote online today!
Crawl Space Solutions:
- Crawl Space Mold & Growth Solutions
- Crawl Space Encapsulations
- Crawl Space Cleanings
- Crawl Space Insulation
- Crawl Space Dehumidifiers
- Vapor Barrier Installations
- Sump Pumps & Water Removal
- Crawl Space Doors
Duct Cleaning Services in Rock Hill:
Our duct cleaning services thoroughly clean your entire duct system—not just the air vents—to ensure optimal air quality and system efficiency. We start with a full inspection, checking for tears, leaks, or any issues that could affect performance. Our comprehensive cleaning service includes a special disinfectant spray treatment to leave your ducts fresh and sanitized. Get a free, instant online quote in seconds and breathe cleaner air with our professional duct cleaning services!
Insulation Service Company in Rock Hill:
GSM Services is your trusted local insulation company in Rock Hill. We provide high-quality, affordable home insulation for attics, walls, crawl spaces, basements, floors, garages and more. Our certified experts use various insulation types to fit your home and budget, helping reduce energy bills and improve comfort and air quality year-round. Experiencing uneven temperatures or high utility costs? Schedule your free insulation inspection today! We’ll assess current insulation, check for air leaks or moisture issues, and provide a custom, no-obligation quote for your home. Call or book online now!
Serving the following Rock Hill, SC zip codes
29730, 29731, 29732, 29733, 29734, 29730, 29731, 29732, 29733, 29734
Photo Galleries From Rock Hill
Clean space with smart drain
Hole house energy audit. This house was 200% over the minimum ventilation guide. AirSealing insulation duct sealing radiant barrier will save this homeowner a lot of money a month. Rockhill SC
News & Events From from Rock Hill
How Can I Keep My Heating Bills Down?
Make the most out of home energy expenses. More of your utility bills go toward heating and cooling than any other use of home energy, so making sure your HVAC services are being put to good use is the first and best way to make your home more efficient. Learn how to cut down on costs, waste less energy, and be more comfortable all that the same time with one easy step....[Read more]
More News & Events
Work Requests From Rock Hill, SC
- Project Location: Rock Hill, SC
Investigation additional insulation in attic Just installed new HVAC system would like to look at options: radiant barrier foam insulation additional blow in - Project Location: Rock Hill, SC
Looking to get ductal clean - Project Location: Rock Hill, SC
Would like to get some better insulation in the attic. (Older home from the 1950s. @ 1000 sq ft) - Project Location: Rock Hill, SC
I'm having a very hard time finding an insulation company to give me a quote for my new house. I have house plans I can send you. Please let me know where to send the plans to. If you do residential HVAC, i'd like a quote on that as well. Thanks. - Project Location: Rock Hill, SC
Insulation, duct cleaning, HVAC assessment - Project Location: Rock Hill, SC
I wanted an estimate on having foam insulation blown into pre-existing walls - Project Location: Rock Hill, SC
The fireplace is a main concern as it gets extremely cold in the winter time. The crawl space under the fireplace may not be properly insulated. The space behind the microwave oven in the kitchen is also a concern for improper insulation. - Project Location: Rock Hill, SC
Attic insulation - Project Location: Rock Hill, SC
My ac unit is broken. I had US Heating and Air look at it on Monday they said it needed to be replaced. I live in a 2-story end unit townhouse that is about 1200 sq feet. I am looking for a price quote for a new 2ton unit and how quickly could it be installed. My AC has been out since 05/15. - Project Location: Rock Hill, SC
I just want to find out about a tune up before I turn my air on. - Project Location: Rock Hill, SC
Need a quote on a vapor barrier to be installed before a house closing at the end of the month - Project Location: Rock Hill, SC
My house will not remain cool when the AC is running nor does it remain warm when the heat is on. - Project Location: Rock Hill, SC
We have lived in our new home (built in 1957) for about one year and have noticed very high utility bills. We would like to investigate and prioritize ways in which we could lower utility costs and increase energy efficiency. - Project Location: Rock Hill, SC
The builder appears to have not insulated the sill plates on our home. Because of this and poor insulation in walls (especially around windows) our heat bill is twice the average home cost for our area per Duke Electric. - Project Location: Rock Hill, SC
I would like to check how energy efficient my house is. I have one a/c unit outside and two thermostats inside the house. My downstairs is always cold and the upstairs is always hot. I would like energy assessment of my house. - Project Location: Rock Hill, SC
I live in a condo that has no insulation in the exterior walls, and could use some more in the attic also probably. - Project Location: Rock Hill, SC
We need a quote for installing insulation in the crawl space ceiling and removing and replacing the insulation in the attic. - Project Location: Rock Hill, SC
Just want heater checked out - Project Location: Rock Hill, SC
Quote needed for: Phase 1 - Repair work for an old metal building with the demo completed, with exposed studs, with both the walls and ceiling area needing the closed cell foam insulation. Phase 2 interior block wall that will be framed, closed foam insulation, and sheet rocked. - Project Location: Rock Hill, SC
Do you do insulation removal/install? Found rigid foam contractors online and GSM came up. I was the Manufacturing Plant Manager at Conitex in Gastonia and used you guys a few times for duct work.
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Products & Services
HVAC Systems
- air conditioning company
- air conditioning systems
- central air conditioning
- ductless air conditioning
- gas furnace
- geothermal heating and cooling
- HVAC tune ups
- high-efficiency HVAC systems
- ductless heating systems
- HVAC companies
- furnace installation
- furnace repair
- air conditioning installation
- air conditioning repair
- heat pump installation
- heat pump repair
Crawl Space Repairs
- crawl space encapsulations
- crawl space vapor barrier
- crawl space cleanings
- dehumidifers
- crawl space inspections
Home Energy Audits
- energy efficiency audit
- air leakage testing
- blower door testing
- crawl space inspection
- attic inspection
- insulation inspection
Home Generators
- generator installation
- generator repair
- generator service
Home Insulation Services
- attic insulation
- insulation installation
- insulation inspections
- insulation removal
- insulation company
- blown in insulation
- cellulose insulation
- duct insulation
- green insulation
- insulation contractors
- pipe insulation
- reflective insulation
- rigid foam insulation
- roof insulation
- wall insulation
- window insulation
- Crawl Space Insulation
- radiant barrier insulation
Air Sealing
- sealing air leaks
- air duct leakage
- air duct sealing
- air leakage testing
- door air seal
- window air leakage
Air Duct Cleaning
- duct cleaning services
- duct disinfectant spray treatment
- air vent cleaning
Ductwork
- ductwork repair
- ductwork installation
- ductwork cost
- furnace ductwork
- HVAC ductwork
- duct cleaning
Dryer Vent Cleaning
- dryer vent cleaning services
- dryer vent replacement
Company Awards
2025 Best Heating & Cooling Company
GSM Voted 2025 Community Choice Award Winner.
2024 Community Choice Award Winner
Voted Best Local HVAC Company in 2024.
2023 Community Choice Award Winner
Voted Best Heating & AC Company & Best Home Service Provider in the county.
Best of Gaston 2022
GSM Services won Best Heating & Cooling Company and Top Place To Work in the County!
Best Contractor to Work For - ACHR News
Named Best Contractor to Work For by ACHR News, a leading national industry publication in 2021.
Top Place to Work in Charlotte
GSM was recognized as one of the Top Places to Work in 2019 by The Charlotte Observer.