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Top-Quality AC and Furnace Installation in Denver – Trust Hartzell Heating & Air Conditioning

  • Writer: Terry Hartzell
    Terry Hartzell
  • Mar 26
  • 3 min read

If you're looking for professional AC and furnace installation in Denver, you’ve come to the right place. At Hartzell Heating & Air Conditioning, we specialize in providing dependable, energy-efficient solutions tailored to the Colorado climate. Whether you're building a new home or upgrading an outdated system, our certified technicians ensure a seamless installation process with guaranteed comfort year-round.


Hartzel technician standing beside newly installed Rheem furnace during AC and furnace installation in Denver


Why Quality AC and Furnace Installation Matters

An HVAC system is one of the most crucial investments in your home. Proper installation not only affects comfort and performance but also energy efficiency, safety, and long-term costs. When systems are installed incorrectly, homeowners risk higher utility bills, inconsistent heating or cooling, and even carbon monoxide hazards.

At Hartzel Heating & Air Conditioning, we follow precise installation guidelines to maximize performance and efficiency—saving you money and headaches down the line.

Our Expert AC and Furnace Installation Process

Here’s what you can expect when working with our experienced team:

1. Free In-Home Consultation

We begin with a free, no-pressure consultation. Our specialists assess your home’s layout, square footage, insulation, and ductwork to determine the best AC and furnace size for your space.

2. System Recommendations

We carry top brands like Rheem, Trane, and Carrier. We'll recommend models based on your budget, energy efficiency goals, and indoor air quality needs.

3. Professional Installation

Our licensed and insured technicians handle all installation steps, including:

  • Ductwork configuration

  • Gas and electrical connections

  • Thermostat integration

  • System testing and calibration

4. Post-Installation Inspection & Walkthrough

We won’t leave until everything is running smoothly. Our team walks you through system operations and maintenance tips.

Benefits of Choosing Hartzel Heating & Air Conditioning

  • Over 20 Years of HVAC Experience in Denver

  • Licensed, Insured & Background-Checked Technicians

  • Same-Day and Emergency Installation Options

  • Flexible Financing Plans

  • Manufacturer Warranties + Workmanship Guarantee

Real Installations. Real Results.



Our photo above features one of our expert installers next to a newly installed Rheem furnace—a job completed in Denver this past winter. We’re proud to showcase our real work, real people, and real results.

Signs You Need a New AC or Furnace

Not sure whether to replace your existing system? Here are key indicators:

  • Your unit is over 12–15 years old

  • Frequent repairs are costing you more than half the price of a new unit

  • Uneven temperatures throughout your home

  • Strange noises, odors, or reduced airflow

  • Rising monthly energy bills

Serving Denver & Surrounding Areas

Based in the heart of Denver, CO, Hartzel Heating & Air Conditioning proudly serves:

  • Lakewood

  • Aurora

  • Arvada

  • Littleton

  • Englewood

  • Thornton …and many more communities along the Front Range.

We're your go-to local HVAC team for reliable AC and furnace installation near you.

FAQ – AC and Furnace Installation in Denver

1. How long does a typical installation take?Most AC or furnace installations are completed in one day, but complex systems may take up to two.

2. Do you offer financing?Yes! We offer multiple financing options with low monthly payments to fit every budget.

3. What’s the best time of year to install a new HVAC system?Spring and fall are ideal, but our team installs year-round—especially during emergencies.

4. Are your installations covered by warranty?Absolutely. We back our work with labor warranties and register your product’s manufacturer warranty on your behalf.

5. Do I need to replace both the AC and furnace together?Not always—but if both are aging, a bundled installation can offer better efficiency and cost savings.

Contact Us Today for a Free Quote

Ready to enjoy reliable heating and cooling year-round? Trust the pros at Hartzellhart Heating & Air Conditioning. Call us now or book online to get your free in-home estimate and see why we’re Denver’s trusted HVAC installers.

📞 (720-767-6326)

 
 
 

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(720) 767-6326

After-hours calls are for emergencies only.

 

 

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