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Business Details
42 Years
experience
Your Trusted HVAC Partner in Elmhurst, IL
Since 1984, Unlimited Heating & Cooling has been the trusted HVAC partner for homeowners and businesses in DuPage County and Western Cook County. Our family-owned operation combines decades of hands-on experience with a meticulous attention to detail, ensuring every heating and cooling system we install, repair, or maintain meets the highest standards of performance and reliability. We specialize in identifying minor issues before they escalate, offering transparent pricing, and guaranteeing our work to provide long-term comfort solutions.

Our team prioritizes customer education, environmental responsibility through equipment recycling, and maintaining a clean work environment during every service call. With a focus on efficiency and affordability, we deliver personalized HVAC solutions that align with both technical requirements and budgetary considerations.
Services
Furnace Installation Furnace Repair Furnace Maintenance Air Conditioner Installation Air Conditioner Repair Air Conditioner Maintenance Boiler Services Water Heater Installation Indoor Air Quality Solutions
Details
  • Year established: 1984
Highlights and features
  • Family-owned HVAC expertise since 1984 with decades of local experience
  • Transparent pricing and guaranteed workmanship on all services
  • Proactive problem detection to prevent costly system failures
  • Environmentally responsible recycling of 95% of installation waste
  • Comprehensive system analysis during maintenance visits
What people say
Professional service Prompt response Thorough clean-up Guaranteed workmanship Transparent pricing
Services
Furnace Installation
We provide expert furnace installation for residential and commercial properties, ensuring proper equipment operation and aesthetic integration. Our process includes area protection, system testing, and post-installation cleanup. We help customers select high-efficiency models that qualify for utility rebates and federal tax credits while offering maintenance plans to maximize system longevity.
Air Conditioner Repair
Our technicians offer prompt air conditioner repair services with stocked vehicles for immediate fixes. We evaluate repair vs replacement scenarios based on system age and provide upfront cost estimates. All repairs include a one-year warranty and recommendations for improving system efficiency through maintenance or upgrades.
Furnace Maintenance
Annual furnace maintenance prevents unexpected breakdowns and improves system efficiency. Our comprehensive inspections cover safety switches, electrical components, and mechanical parts. We identify potential issues early and provide actionable recommendations to maintain optimal performance and indoor air quality throughout the heating season.
Indoor Air Quality
We install and service air purification systems, humidifiers, and dehumidifiers to enhance indoor comfort. Our solutions address seasonal moisture imbalances and improve air filtration through products like air scrubbers and advanced thermostat controls that integrate with existing HVAC systems.
System Upgrades
We help customers evaluate HVAC system upgrades that qualify for energy rebates and improve home comfort. Our recommendations consider equipment efficiency ratings, zoning requirements, and indoor air quality improvements while maintaining budget constraints and providing long-term value through reduced energy consumption.
Questions
What HVAC services do you offer?
We provide furnace and air conditioner installation, repair, and maintenance services. Additional offerings include boiler services, water heater installation, and indoor air quality solutions for residential and commercial clients.
Do you offer emergency HVAC services?
While we maintain regular business hours, we prioritize prompt service for urgent HVAC issues during standard operating hours. Our technicians carry common replacement parts for immediate repairs.
Are there rebates available for new HVAC systems?
Yes, we help customers qualify for ComEd and Nicor rebates plus federal tax credits when installing high-efficiency furnaces and air conditioners to reduce overall system costs.
How often should furnace maintenance be performed?
Annual furnace maintenance is recommended at the start of each heating season. We schedule appointments during late summer and early fall to prepare systems for winter conditions in Chicagoland.
What areas do you service?
We serve DuPage County and Western Cook County, including Elmhurst and surrounding communities, providing both residential and commercial HVAC solutions from our local office.
Do you guarantee your HVAC work?
Yes, we guarantee all our HVAC workmanship with transparent pricing and a one-year warranty on parts and labor for installations and repair services.