Just in Time Heroes is Here for You! Just in Time Heroes is Here for You! Just in Time Heroes is Here for You!

Premium Central Air Conditioning Installation & Replacement

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Serving Plano, Illinois and Surrounding Areas

At Just In Time, we understand the importance of a reliable and efficient central air conditioning system for your home, especially during the hot summer months in Plano, Illinois, and the surrounding areas.

With over 20 years of industry experience and a dedication to exceptional customer service, we are your go-to experts for central air conditioning installation and replacement.

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Our Featured Air Conditioners

High-Efficiency Air Conditioners from Armstrong Air

4SCU17LE
Single-Stage Air Conditioner

4SCU17LE
Armstrong Air
Up to 17.0 SEER
  • Up to 17.0 SEER Efficiency *
  • Up to 16.2 SEER2 Efficiency *
  • Single-Stage Scroll Compressor
  • ENERGY STAR® Certified
  • Omniguard® Total Corrosion Protection Technology

4SHP18LX
High-Efficiency Two-Stage Air Conditioner

4SHP18LX
Armstrong Air
Up to 20.0 SEER
  • Up to 20.0 SEER Efficiency *
  • Up to 19.0 SEER2 Efficiency *
  • Pro SeriesTM Systems
  • Two-Stage Scroll Compressor
  • Comfort Sync® A3 Enabled

4SCU23LX
High-Efficiency Variable-Capacity Air Conditioner

4SCU23LX
Armstrong Air
Up to 23.0 SEER
  • Up to 23.0 SEER Efficiency *
  • Up to 21.5 SEER2 Efficiency*
  • ENERGY STAR® Most Efficient
  • Comfort Sync® A3 Compatible
  • True Variable-Capacity Cooling

Why Choose Just In Time for Your Air Conditioning Needs?

Just In Time is more than just another HVAC service provider. We are your home service heroes, committed to delivering outstanding value, professional workmanship, and a remarkable service experience that builds loyalty and trust. Here’s why homeowners in Plano and beyond choose us:

  • Trusted Brands: We partner with leading manufacturers like Armstrong, Ducane, and Goodman to offer high-quality, reliable central air conditioning systems that fit your home’s needs and budget.
  • Expert Team: Our certified professionals are equipped with the latest technology and tools to ensure efficient and effective installation and replacement services. Their extensive training and experience guarantee your new system is installed right the first time.
  • Personalized Solutions: Understanding that every home is unique, we provide customized consultations to identify the best cooling solutions for your space. Our free in-home estimates for replacing your existing equipment include a thorough cost-benefit analysis to help you make informed decisions.
  • Energy Efficiency: Besides enhancing your home comfort, our central air conditioning systems are designed to improve energy efficiency, reducing energy bills and environmental footprint.
  • Up-Front Pricing: We believe in transparency. With our Up-Front Pricing model, you’ll know the cost of your installation or replacement project before we begin the work, eliminating any surprises.

Our Central Air Conditioning Services Include:


  • Scheduled maintenance checks to ensure your system runs smoothly and efficiently all year round.

  • Prompt and professional repair of existing equipment, leveraging our 20+ years of installation experience.

  • Expert installation of new systems, utilizing the finest equipment in the industry for durability and performance.

  • Assistance in accessing current rebates or tax incentives available for energy-efficient air conditioning systems.

Serving Plano and the Surrounding Communities:


Our commitment to the community goes beyond providing top-notch air conditioning services. Just In Time is proud to serve homeowners in Plano, Illinois, and the surrounding areas, including Aurora, Oswego, Yorkville, and more. We’re passionate about giving back and ensuring our neighbors enjoy comfortable, energy-efficient homes.

Schedule Your Free In-Home Estimate Today:


Ready to upgrade your home with a high-efficiency central air conditioning system? Contact Just In Time, your home service heroes, for a free in-home estimate. Whether you’re looking to replace your old unit or install a brand new system, our team in Plano, Illinois, is ready to deliver the great service you deserve.

From the initial consultation to the final installation, we ensure a seamless and satisfying experience, making Just In Time your #1 choice for your Home Service Heroes. Join the ranks of our satisfied customers and enjoy a cooler, more comfortable home today.

Financing Options for Your Convenience

Financing Options for Your Convenience

We know your systems are important, but sometimes costs can be high. If you are in need of major repairs or just want to upgrade your existing equipment we have convenient financing options available upon credit approval.

Service Finance

Service Finance Company, LLC is a nationally licensed sales finance company and an approved FHA Title I Lender.

Contact Us & Apply
Microf Finance

If you are ready to get your HVAC system replaced and keep your bank account intact, apply today with Microf.

Contact Us & Apply

Our Featured Rebates

We work to bring you rebates that will help you make the changes or repairs that you need for your comfort.

Ameren Illinois Rebates

Energy-Efficient Product Incentives

  • Rebate of $125 for a smart thermostat purchase
  • Rebate up to $1,300 for the installation of a qualifying heat pump
  • Rebate up to $400 for the installation of a qualifying air conditioner
  • Rebate of $50 for a energy-efficient dehumidifier purchase
  • Rebate of $50 when you upgrade your gas water heater to a tankless system
  • Rebate up to $250 for the installation of a qualifying gas furnace
Nicor Gas Rebates

Nicor-Gas Residential Rebates

  • Rebate of $25 for the installation of a qualifying smart thermostat
  • Rebate up to $225 for the installation of a qualifying furnace
  • Rebate of $350 for the installation of a qualifying boiler
  • Rebate of $500 for the installation of a qualifying combination boiler system
  • Rebate of $150 for the installation of a qualifying tankless water heater

Home Heating & Cooling Discounts

  • Rebate up to $1,400 for the installation of a qualifying heat pump
  • Rebate up to $1,000 for the installation of a qualifying mini-split
  • Rebate of $100 for a smart thermostat

Our Featured Specials

We offer specials to help you get the service you need for a little less.

$50 Off Service Repair Over $299

$50 Off
Service Repair Over $299

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Restrictions apply. Call for more details.

Buy Now, Pay Later - 3,6, or 12 month Financing Options

Buy Now, Pay Later
3,6, or 12 month Financing Options

Contact Us

Restrictions apply. Call for more details.

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