AC Installation in Rockford, IL
Gilley’s Air Conditioning Experts
Professional Air Conditioner Installation Done Right
When you need a new air conditioner installed, trust Gilley’s HVAC, Rockford’s most trusted HVAC experts since 1985.
We provide AC installation in Rockford, IL, for homeowners and businesses who want comfort, efficiency, and peace of mind. Our certified HVAC technicians install all major brands — ensuring your system runs perfectly from day one.
Why Proper AC Installation Matters
Even the best air conditioner won’t perform well if it’s installed incorrectly. A professional installation ensures:
Maximum Efficiency – Lower energy costs and longer system life.
Even Cooling – No hot spots or uneven temperatures.
Quiet Performance – Proper mounting and airflow calibration.
Warranty Protection – Manufacturer coverage remains valid.
At Gilley’s, every installation is handled by licensed technicians who take pride in doing the job right.
Why Choose Gilley’s for AC Installation in Rockford
Family-Owned & Operated Since 1985 — trusted local service for over 40 years.
Certified HVAC Installers — licensed, insured, and manufacturer-trained.
Upfront, Honest Pricing — clear estimates with no hidden fees.
High-Efficiency Systems — ENERGY STAR® models that reduce energy use.
Financing & Rebates Available — including ComEd energy savings programs.
We combine small-town service with industry-leading expertise — that’s the Gilley’s difference.
Our Air Conditioner Installation Process
Consultation & Estimate – We assess your home’s size, ductwork, and cooling needs.
System Selection – Choose from top-rated, energy-efficient air conditioning systems.
Professional Installation – Our technicians remove your old unit, install the new one, and test every component.
Final Inspection & Guarantee – We ensure perfect performance and back our work with warranties.
You’ll enjoy cool, efficient comfort all summer long — installed right the first time.
How Much Does AC Installation Cost in Rockford, IL?
AC installation typically costs between $4,000 and $8,000, depending on your home size, system type, and efficiency rating.
High-efficiency units may qualify for tax credits and local rebates, which can offset part of the cost.
At Gilley’s, we’ll always provide a clear, written quote before any work begins.
Types of Air Conditioners We Install
Central Air Systems – Perfect for whole-home comfort.
Ductless Mini-Splits – Great for additions or rooms without ductwork.
Heat Pump Systems – Year-round heating and cooling efficiency.
High-Efficiency Models – Save on utilities and increase home value.
We’ll help you choose the right system for your space, budget, and long-term goals.
Serving Rockford and Surrounding Communities
Gilley’s proudly installs air conditioning systems across Rockford, Loves Park, Belvidere, Machesney Park, Cherry Valley, and nearby Illinois communities.
If you’re searching online for “AC installation near me” or “air conditioner installer Rockford IL,” you’ve found your local HVAC experts.
Schedule Your AC Installation Today
Don’t wait for the next heatwave to hit.
Call Gilley’s Heating, Cooling & Plumbing today for professional AC installation in Rockford, IL, or click below to request a free installation estimate.
We’ll help you choose the right system and get it running fast.
AC Installation Services in the Rockford area
With years of experience and a team of highly-skilled professionals, we have the knowledge and expertise to ensure your new AC unit is installed properly and functions efficiently.
We understand the importance of a properly installed air conditioning system for the comfort of your home or business. A well-functioning AC unit can keep you cool during hot summer days, promote better air quality, and ultimately improve the overall comfort of your living space.
Air Conditioning Installation Services
We offer a range of air conditioning installation services to meet the unique needs of homeowners in the Rockford area. Whether you need a central AC installation, a ductless AC installation, or an air conditioner replacement, we have the expertise and experience to help you choose the best option for your home.
Our central AC installation services provide reliable and efficient cooling for larger homes. In contrast, our ductless AC installation services are ideal for homes with limited space or without existing ductwork. Our air conditioner replacement services can also help you upgrade to a more energy-efficient and cost-effective unit.
By installing a new air conditioning system, you can improve the overall air quality in your home by removing pollutants and allergens that may have accumulated in your old unit. This can lead to a healthier and more comfortable living environment for you and your family. Additionally, newer and more energy-efficient air conditioning systems can help you save money on energy bills by using less energy to cool your home.
Central AC Installation
Central AC systems are popular for homeowners looking to cool their homes efficiently.
Our installation begins with thoroughly assessing your home’s cooling needs, including the size, unit types, and ductwork. From there, our team will recommend the best central AC system for your home and provide a custom estimate of the installation costs.
Once you have chosen your new central AC system, our team will work efficiently to install the system in your home. We take great care to ensure that your system is installed correctly, including properly sealing ducts and ensuring that your system is balanced and efficient. Additionally, we offer ongoing maintenance services to keep your system running smoothly for years.
Ductless AC Installation
Ductless AC systems are favored among homeowners due to their energy efficiency. A ductless system lets you cool specific areas of your home without requiring ductwork.
We offer ductless AC installation services for homes in the Rockford area. Our experienced technicians can help you choose the right system for your home and ensure a proper installation.
Air Conditioner Replacement
An old or inefficient air conditioning system can cause many problems, from decreased indoor air quality to high energy bills. It may be time to replace your air conditioner if you’re experiencing frequent breakdowns, loud noises, or increased energy costs.
We can help you determine if it’s time for an air conditioner replacement. Our team will remove and dispose of your old system and install a new, energy-saving air conditioner. We’ll also ensure that your new system is properly sized for your home and meets your cooling needs.
Benefits of Air Conditioning Installation Services
At our AC installation company, we understand the importance of a properly installed air conditioning system. Choosing us for your air conditioning installation services comes with many benefits, including:
Increased comfort: Our expert installation team ensures that your new air conditioning system is the perfect size for your home, providing optimal cooling and comfortable indoor temperatures.
Energy efficiency: Our high-efficiency air conditioning units use less energy to cool your home, lowering utility bills and reducing environmental impact.
Cost savings: By investing in a new air conditioning system, you can save money in the long run by avoiding repairs and increasing your home’s value.
In addition to these benefits, you can trust our team’s expertise, experience, and commitment to customer satisfaction. Our technicians are highly trained and knowledgeable, and we use only top-quality equipment to ensure a successful process.
Other Colling services
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24/7 Emergency AC Installation Services
We also offer emergency services. If you're facing an emergency, our team is available to provide rapid assistance to prevent further damage and quickly restore your system's functionality.