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8 Years
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Emergency
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Trusted HVAC & Appliance Repair Services in Chicago
Founded in 2018, AQC Services is a Chicago-based HVAC company dedicated to addressing industry shortcomings through expert installation, repair, and maintenance of heating, cooling, and air quality systems. Our team of certified technicians combines extensive field experience with a commitment to honest, client-focused solutions. Recognizing common issues like improperly sized equipment and indoor air quality problems, we prioritize precise diagnostics and cost-effective strategies tailored to residential and commercial needs.

With 24/7 emergency services, Lennox-certified product expertise, and energy-efficient solutions like AprilAire humidifiers and dehumidifiers, we ensure optimal comfort, safety, and sustainability. Our reputation for reliability is built on transparent communication, same-day service, and a focus on long-term client relationships. Backed by manufacturer partnerships and financing options, we deliver trusted HVAC expertise to Chicago and surrounding suburbs.
Services
Furnace Repair AC Installation Appliance Repair Air Quality Solutions Smart Doorbell Installation
Details
  • Year established: 2018
Highlights and features
  • We offer 24/7 emergency HVAC services with same-day availability
  • Our technicians are certified and use manufacturer-approved methods
  • We provide 0% financing options for HVAC replacements
  • We guarantee precise diagnostics and cost-effective repair strategies
  • Our team specializes in energy-efficient Lennox and AprilAire systems
Services
Furnace Repair
Our certified technicians diagnose and repair all furnace makes and models with precision. We address ignition issues, thermostat malfunctions, and heat exchanger problems while ensuring safe operation. Regular maintenance extends system lifespan and improves energy efficiency by up to 30%.
AC Installation
We install high-efficiency Lennox air conditioning units tailored to property size and climate needs. Proper sizing prevents energy waste while advanced refrigerant systems comply with 2025 environmental regulations. Our installations include performance testing and refrigerant charge verification.
Air Quality Solutions
AprilAire humidifiers, dehumidifiers, and air purifiers control moisture levels and remove contaminants. Whole-house systems integrate with existing HVAC for improved filtration efficiency up to 20x better than standard 1" filters, reducing allergens and respiratory irritants.
Appliance Repair
We repair gas/electric ranges, ovens, and HVAC-related appliances. Common fixes include heating element replacement, thermostat calibration, and self-cleaning mechanism repairs. Our technicians use OEM parts to restore appliance safety and functionality.
Smart Doorbell Installation
Professional installation of smart doorbell systems with live video streaming, motion detection, and remote access features. Systems integrate with existing security protocols to prevent package theft and enhance home monitoring capabilities.
People
Rostyslav Pyliuk
Founder
With HVAC industry experience since 2015, Rostyslav identified common system inefficiencies and founded AQC Services in 2018. He specializes in proper equipment sizing and indoor air quality solutions, bringing technical expertise and client-focused service standards to every project.
Questions
Do you offer emergency HVAC services?
Yes, our technicians provide 24/7 emergency repair services for furnace and AC failures across Chicago and suburbs.
What HVAC brands do you work with?
We service all major brands and specialize in Lennox heating/cooling systems and AprilAire indoor air quality products.
Are financing options available?
Yes, we offer 0% interest financing for up to 24 months on HVAC replacement projects to qualified customers.
How can I improve indoor air quality?
We install whole-house humidifiers, dehumidifiers, and air purification systems that integrate with existing HVAC infrastructure for optimal performance.
What maintenance services do you provide?
$95 furnace and AC tune-ups include system diagnostics, component testing, and efficiency optimization to prevent breakdowns and reduce energy costs.