Expert HVAC Installation in Dearborn, MI — OnPoint HVAC

Top Notch HVAC Installation Services in Dearborn, MI

Dearborn homeowners know that Michigan winters are unforgiving and summers are no less demanding. When your heating or cooling system fails — or simply can't keep up — you need more than a quick equipment swap. You need a licensed HVAC contractor in Dearborn, MI who sizes, designs, and installs systems that perform for the long term. OnPoint HVAC is that contractor.



Founded by George Petrentzev, a licensed mechanical engineer, OnPoint HVAC is a family-owned residential contractor based in Livonia, MI. We serve homeowners throughout Wayne County with engineered HVAC solutions built around your home's specific load requirements, ductwork layout, and energy goals. Our approach is straightforward: do the job right the first time, stand behind it with real warranties, and treat every home as if it were our own.


Flexible HVAC ductwork and a metal register box installed between wooden ceiling joists in an unfinished home.

Our HVAC Installation Services in Dearborn, MI

Whether you are replacing an aging furnace before the first frost or upgrading to a high-efficiency system that reduces your utility bills year-round, OnPoint HVAC provides a full range of residential HVAC installation services across Dearborn and the surrounding Metro Detroit area.


Furnace Installation — Dearborn, MI We install gas and electric furnaces from leading manufacturers, sized precisely to your home's heating load. Every furnace installation Dearborn homeowners receive from OnPoint includes a full Manual J load calculation, proper flue and venting, and a post-installation performance test.


Central Air Conditioning Installation — Dearborn, MI A correctly sized AC system is the difference between consistent comfort and an inefficient unit that short-cycles and drives up your energy costs. Our AC installation Dearborn MI service covers equipment selection, refrigerant line sets, condensate drainage, and full system commissioning.


Heat Pump Installation Heat pumps provide efficient heating and cooling in a single system. OnPoint's engineering background means we evaluate your home's insulation levels, window exposure, and existing ductwork before recommending the right heat pump for your climate zone.


HVAC System Replacement Replacing an older system involves more than swapping out equipment. We assess your existing ductwork, inspect electrical capacity, and confirm that the new system integrates properly with your home — delivering the efficiency and comfort ratings you expect.


Ductwork Design and Installation Improperly designed ductwork undermines even the best HVAC equipment. Our team designs and installs duct systems that deliver balanced airflow to every room, reducing hot and cold spots and improving indoor air quality throughout your Dearborn home.


For a full overview of what we offer, visit our HVAC installation services page.

A person wearing a black shirt opens the white metal panel of a wall-mounted boiler to inspect the internal components.

Why Dearborn Homeowners Choose OnPoint HVAC

  • Engineer-Led Installations. Every project is overseen by a licensed mechanical engineer. We apply Manual J load calculations and ACCA best practices — not guesswork — to every HVAC installation in Dearborn, MI.


  • Licensed, Insured, and Accountable. OnPoint HVAC holds all required Michigan contractor licenses and carries full liability and workers' compensation insurance. You are protected from the moment we arrive on site.


  • Local Expertise in Wayne County. We understand the housing stock, climate demands, and permit requirements specific to Dearborn and the surrounding Wayne County communities. Our familiarity with local building departments keeps your project on schedule.


  • Transparent, Upfront Pricing. No surprise charges after the job is done. We provide detailed written estimates before any work begins, so you know exactly what you are paying for and why.


  • Equipment and Labor Warranties. We stand behind our work with comprehensive labor warranties and help you register manufacturer warranties on your new equipment — giving you real, long-term peace of mind.


  • Flexible HVAC Financing Options. We know a new HVAC system is a significant investment. Explore our HVAC financing options to find a payment plan that fits your budget.


Serving Dearborn and Surrounding Communities

OnPoint HVAC provides HVAC installation across Metro Detroit, with deep roots in the communities surrounding our Livonia headquarters. In addition to Dearborn, we regularly serve homeowners in:


  • Dearborn Heights, MI
  • Detroit, MI
  • Westland, MI
  • Garden City, MI
  • Allen Park, MI
  • Lincoln Park, MI


If you are outside these areas, contact us directly — we serve a broad footprint across Wayne, Oakland, and Washtenaw Counties. Learn more about our HVAC installation across Metro Detroit to see if your community is in our service area.


Get a Free Estimate on HVAC Installation in Dearborn, MI

OnPoint HVAC is ready to help you upgrade to a reliable, efficient HVAC system designed for your Dearborn home. Whether you need a new furnace before winter, a central air system before summer, or a full HVAC replacement, our engineer-led team delivers the quality and transparency you deserve.


Call us today at (248) 331-8090 or request a free estimate online. We respond quickly, provide honest recommendations, and never pressure you into equipment you do not need.


OnPoint HVAC — Licensed. Engineer-Led. Locally Trusted. Serving Dearborn, Dearborn Heights, Detroit, Westland, Garden City, Allen Park, Lincoln Park, and communities throughout Wayne County, Michigan.

Frequently Asked Questions — HVAC Installation in Dearborn, MI

  • How much does HVAC installation cost in Dearborn, MI?

    The cost of HVAC installation in Dearborn, MI varies based on system type, equipment efficiency rating, and the condition of your existing ductwork. A standard central air or furnace installation typically ranges from $3,500 to $8,500 for most Dearborn homes. OnPoint HVAC provides free, detailed estimates so you have a precise number before any commitment is made.

  • How long does an HVAC installation take in Dearborn?

    Most residential HVAC installations in Dearborn are completed in one day. Complex projects involving new ductwork design or panel upgrades may require an additional day. We coordinate scheduling to minimize disruption to your household and always communicate timelines clearly before the project begins.

  • Are permits required for HVAC installation in Dearborn, MI?

    Yes. The City of Dearborn requires mechanical permits for new HVAC installations and system replacements. As a licensed HVAC contractor in Dearborn, MI, OnPoint HVAC handles the permit application process on your behalf, ensuring your installation is fully inspected and code-compliant.

  • How do I know what size HVAC system I need for my Dearborn home?

    System sizing is determined by a Manual J load calculation, which accounts for your home's square footage, insulation levels, window area, ceiling height, and local climate data. Michigan's heating and cooling demands require precise sizing — an oversized or undersized unit will underperform regardless of brand. OnPoint HVAC performs a full load calculation on every project.

AREAS WE SERVE