Cornelius, NC Home Services & HVAC

AC Repair & Installation, Insulation, Mold Removal, HVAC Duct Cleaning, & Crawlspace Service Experts in Cornelius, NC

GSM Services has set itself apart with superior customer service, reliability, and quality of work for over 97 years in Cornelius, NC!

We are your one stop shop for home comfort solutions. We're a licensed & insured heating & air conditioning contractor, hvac duct cleaning, crawl space experts, & insulation pros in Cornelius. We help people live better through improved home comfort, air quality, and energy efficiency.

If you are in need of repair, installation, tune up, or any other heating & cooling, crawl space, insulation, home mold solutions, or air duct cleaning services you are in the right place!

Get an Online Quote for HVAC Installations & Duct Cleaning Services in Cornelius

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DUCT CLEANING

DRYER VENT CLEANING

HVAC INSTALLATION

We Offer The Following Home & HVAC Service Calls in Cornelius, NC

HVAC Services Provided in Cornelius, NC:

Furnace Installation
Furnace Repair
Furnace Safety Check
Heating & Furnace Tune Ups & Maintenance
AC Installation
Air Conditioner Repair
AC Tune Ups & Maintenance
Heat Pump Repair, Installation, & Service
Ductless Mini Splits
Thermostat Installation, Repair & Replacement
Ductwork Repair, Replacement, Installation
Freon & AC Recharge
Air Duct Cleaning
Ductless Mini Split Installation & Repair
Instant Quote on New HVAC System

Crawl Space, Mold Removal, Insulation & Other Home Comfort Services Offered in Cornelius, NC:

SCHEDULE SERVICE

AC Repair, Installation & Service Company in Cornelius, NC:

Here at GSM Services, our skilled technicians can inspect your heating & cooling system and provide options to service, repair or replace your HVAC system and keep your home comfortable. We service all brands and models of Air Conditioning systems.

We Repair and Install all Types of Heating & Air Conditioning Systems

Central Air Conditioning Systems
Ductless Air Conditioning
Package Systems
Heat Pump Systems
Gas furnaces
Oil furnaces
Electric Furnaces
Propane furnaces

AC Installation & HVAC Replacement Experts

If your Air Conditioning is old or your bills seem too high, replacing your AC may be the best option. Our certified and highly trained team of AC installation professionals can provide a thorough inspection of your unit to help you make that decision. Our skilled experts can replace all types of HVAC systems with high-quality and energy efficient models that are guaranteed to lower your energy bills by as much as 30%. Trust our Air Conditioner installation professionals to provide you with reliable services every step of the way. Call or click today to schedule your FREE AC installation estimate!

INSTANT HVAC COST QUOTE

Cornelius's Dependable Home Insulation Professionals

We are Cornelius, NC's premier insulation service experts. At GSM Services, we provide top-tier insulation solutions to enhance your home's energy efficiency and comfort. Our experienced team specializes in various insulation types and ensures precise installation in every area of your home. Trust us to help you reduce energy costs and improve your living environment with our reliable and professional services tailored to your needs.

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

Crawl Space Repair Experts

Welcome to GSM Services – the leading experts in crawl space restoration and repair. Is your crawl space causing issues such as moisture, mold, or structural damage? Don't worry; you're in the right place. We specialize in turning crawl space nightmares into healthy, functional, and energy-efficient spaces. We offer FREE Crawl Space Inspections. We will check the humidity level, look for any mold or growth, inspect your home's insulation and air duct system, air leakage, air quality and more! We can provide you different solutions to create a healthy, comfortable, and safe environment under and inside your home. Some of the crawl space services we offer are Whole Home Dehumidifiers, Crawl Space Encapsulations, Vapor Barrier, Crawl Space Insulation, Crawl Space Cleaning & Air Sealing, Sump Pumps, Crawl Space Mold Removal, Crawl Space Door Replacements, and much more. Schedule your Free Inspection today!!

Free Crawl Space Inspection

Home Energy Audits

Our team of certified home energy specialists take the time to carefully examine your entire home, attic, & crawl space during the comprehensive home energy audit. They will identify the areas that need improvement to help improve your home comfort, air quality, & energy efficiency. Once we complete the audit, we will sit with you and show you exactly what was found and give you a prioritized list of improvements (if needed). Our custom home energy audits allow us to help homeowners improve the overall energy efficiency, air quality, health & comfort of their homes and can help save money!

Energy Audits Include:

Air Leakage Check Using Thermal Imaging Technology
Crawl Space Inspection
Attic Inspection
Check for Mold Growth
Blower Door Test
Duct Work Inspection
Humidity & Moisture Level Check
Insulation Inspection
Home Air Quality Check

Schedule Free Energy Audit

Photo Galleries From Cornelius

Super attic. Cooler in summer, warmer in the winter.

News & Events From from Cornelius

Start 2017 with saving Energy, Money, & the Planet!

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]

Is a wifi thermostat right for your home?

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]

Save Energy on Heating with This List

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]

More News & Events

Work Requests From Cornelius, NC

Project Location: Cornelius, NC
AC not keeping up. Cold air is not coming out.
Project Location: Cornelius, NC
Looking to lower energy bills and have better air flow in certain areas of house.
Project Location: Cornelius, NC
I have uneven heating and cooling in my home. Also have "stale" smells in certain places. Need thermostats updated so I can control them all remotely. I have 7 or 8 A/C units - 12000 sq ft home. I'd like a Home Energy audit. Best dates will be early in the week of 6/25.
Project Location: Cornelius, NC
Would like spray insulate the walls of my. Home it's hot in the summer cold in the winter.
Project Location: Cornelius, NC
Want to add extra insulation in our attic space. House is 2 years old and is all one level.
Project Location: Cornelius, NC
Need my AC serviced not cooling adequately.
Project Location: Cornelius, NC
Quote please. Whole house air cleaner.
Project Location: Cornelius, NC
We have 2 rooftop HVAC units and are looking for a quote for annual maintenance.
Project Location: Cornelius, NC
Do you do whole house surge protectors? We have one you installed for the HVAC but was wanting to know about protecting the whole house. Thank you Cecelia
Project Location: Cornelius, NC
House take a long time to cool and does not stay cool long. There are also uneven temps in rooms. I would like an energy audit to determine what can be done to lower a/c costs and make the house more comfortable.
Project Location: Cornelius, NC
Our upstairs air conditioner is not working properly.
Project Location: Cornelius, NC
Cold air coming in from around fireplace and some outlets. I have high ceilings and gas heat; can't seem to keep my living areas warm enough.
Project Location: Cornelius, NC
Vapor barrier not working well. Would like to seal off crawl space.
Project Location: Cornelius, NC
We just bought a home and it is very drafty. Looking for a company to assess where we are losing heat
Project Location: Cornelius, NC
I recently purchased a home built in 1970. I know that I need to add additional insulation to my attic space, but I'm also interested in a home energy inspection.