The Best HVAC in Frankfort Heights, IL

Compare the highest-rated hvac professionals in Frankfort Heights, Illinois. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Frankfort Heights Climate Control

4.8
(127 reviews)
Verified

A premier full-service HVAC contractor specializing in high-efficiency system installations and complex ductwork design for Frankfort Heights' unique climate needs. They are Carrier Factory Authorized Dealers and NATE-certified technicians.

4517 South Willow Lane, Frankfort Heights, IL 62840

Specialties & Features

Energy Efficiency Consulting
Ductwork Design & Installation
24/7 Emergency Service
High-Efficiency Systems
Smart Thermostat Integration

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Reliable Air Solutions

4.6
(94 reviews)
Verified

Family-owned and operated HVAC specialist with deep roots in the community. Known for exceptional heating repair services and furnace replacements, particularly important during the harsh Illinois winters. They offer thorough maintenance plans to prevent system failures.

8923 Main Street, Frankfort Heights, IL 62840

Specialties & Features

Furnace Repair & Installation
Heating System Expertise
Preventative Maintenance Plans
Oil to Gas Conversion
Senior Discounts

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

Summit HVAC & Mechanical

4.5
(78 reviews)
Verified

A modern, responsive company that excels in air conditioning installation and emergency repair services. They are a Lennox Premier Dealer and focus on providing rapid response times, which is critical during the peak summer heat and humidity periods in the region.

1204 Industrial Park Drive, Unit B, Frankfort Heights, IL 62840

Specialties & Features

24/7 Emergency AC Repair
Air Conditioning Installation
IAQ (Indoor Air Quality) Solutions
Wi-Fi Thermostats
Commercial HVAC Services

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Frankfort Heights

Frankfort Heights, IL, experiences a full range of humid continental climate seasons, with cold, snowy winters and hot, humid summers. This creates a consistent, year-round demand for reliable HVAC services. Homeowners prioritize systems that can handle temperature extremes, leading to a strong local market for energy-efficient upgrades, robust furnace services for winter, and high-performance AC units for summer. The market is competitive with several well-established local providers who understand the specific load calculations and system requirements for the area's older homes and newer constructions.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Frankfort Heights regulations and climate

Frequently Asked Questions About HVAC in Frankfort Heights

Get answers to common questions about hvac services in Frankfort Heights, Illinois.

1What is the typical cost range for replacing a central air conditioner in Frankfort Heights, and what factors influence the price?

For a standard single-family home in Frankfort Heights, a full AC replacement typically ranges from $4,500 to $8,500. Key factors include the unit's SEER rating (higher efficiency models cost more but save on Illinois' hot, humid summers), the complexity of your ductwork, and the size/tonnage required for your home's square footage. Local costs also reflect Illinois' 6.25% sales tax and any potential local utility rebates for high-efficiency equipment.

2When is the best time of year to schedule HVAC maintenance or replacement in Frankfort Heights?

The absolute best times are during the shoulder seasons—early spring (March-April) for AC service and early fall (September-October) for furnace service. Scheduling during these periods ensures your system is ready for Frankfort Heights' extreme seasonal shifts and helps you avoid the high-demand rush and potential wait times during the first major heatwave or cold snap.

3Are there any local Frankfort Heights or Illinois regulations I should know about before installing a new furnace?

Yes. Illinois requires that all HVAC contractors be licensed by the Illinois Department of Public Health (IDPH). Furthermore, for your safety, local code enforcement will require a permit for a new furnace installation, which includes an inspection to ensure proper venting and combustion air—critical for preventing carbon monoxide risks, especially in our tightly-sealed homes during long winters.

4How do I choose a reliable HVAC contractor in the Frankfort Heights area?

Always verify the contractor holds an active Illinois HVAC license and carries both liability and workers' compensation insurance. Look for established local companies with strong community reputations, as they understand our specific climate challenges. Check for affiliations like ACCA (Air Conditioning Contractors of America) and read verified local reviews about their responsiveness during our severe weather events.

5My furnace is old but still works. Should I preemptively replace it, or wait for a failure?

Given Frankfort Heights' cold winters where a furnace failure can be an emergency, proactive replacement of a system over 15 years old is often wise. Waiting risks a breakdown during a sub-zero spell when service calls are delayed. Planning a replacement allows you to choose a high-efficiency model, potentially qualify for off-season pricing, and avoid the premium and stress of an emergency repair or installation.