
Find the Best HVAC Installers for Your Business
No obligation • Fast responses • Nationwide coverage
- Home
- HVAC Installation
- Michigan
- Farmington Hills

Why you can trust HVAC Firms
HVAC Firms is a leading United States resource for evaluating HVAC service providers. Our team researches companies, checks credentials, and reviews customer feedback to present clear, unbiased information. Listings and rankings are based on merit, and companies cannot pay to change our editorial content.
Search providers near you
Top HVAC Installers in Farmington Hills, Michigan Ranked
Choosing the right heating and cooling system for your Farmington Hills home is a significant decision. A proper HVAC installation ensures year-round comfort, improved indoor air quality, and long-term energy efficiency for Michigan's distinct seasons. This guide will help you understand your options, the installation process, and what to expect when it's time for a new furnace, air conditioner, or heat pump system, connecting you with the information needed to find qualified local professionals.
Understanding Your HVAC System Options
When planning a new HVAC setup, the first step is selecting the type of system that best fits your home's layout and your comfort goals. The climate in Farmington Hills demands a system capable of handling cold winters and warm, humid summers.
Furnace & Central Air Conditioning Combo This is the most common traditional setup, known as a split system. It pairs a gas or electric furnace for heating with a separate outdoor air conditioning unit for cooling. These systems are often installed or replaced together for optimal efficiency and are a reliable choice for homes with existing ductwork.
Heat Pumps An increasingly popular option in Michigan, a heat pump is a versatile, all-in-one system that provides both heating and cooling. It works by transferring heat, pulling it from outside to warm your home in winter and reversing the process to cool it in summer. Modern cold-climate heat pumps are highly efficient, even in lower temperatures, and can lead to significant energy savings 1 2.
Ductless Mini-Split Systems Ideal for homes without existing ducts, for room additions, or for creating "zones" with independent temperature control, ductless mini-splits consist of an outdoor compressor unit connected to one or more indoor air handlers. They offer flexible installation and high efficiency for targeted comfort 3.
The HVAC Installation Process: A Step-by-Step Overview
A professional HVAC installation is a multi-stage project that requires expertise to ensure safety, compliance, and performance. Here's what a typical full system replacement entails.
- Site Evaluation and Load Calculation: A technician will assess your home's size, insulation, window placement, and existing ductwork. A proper load calculation determines the precise capacity needed-a system that's too large or too small will be inefficient and uncomfortable.
- Permit Acquisition: Reputable contractors will pull the necessary local permits from Farmington Hills or Oakland County. This ensures the installation will be inspected and meet all building and safety codes.
- Old System Removal: The existing furnace, air handler, and outdoor AC unit or heat pump are safely disconnected, with refrigerants properly recovered, and removed from the premises.
- New System Installation: This core phase includes setting the new furnace or air handler, installing the evaporator coil, and placing the outdoor condenser unit. All components are securely mounted and connected.
- Ductwork Assessment and Modification: Your existing ducts will be inspected for leaks, damage, or sizing issues. Modifications or sealing may be required to ensure efficient airflow throughout your home.
- Electrical and Control Hookup: The system is wired to your home's electrical panel, and a new programmable or smart thermostat is installed to give you complete control over your new climate system.
- System Testing and Startup: The final and critical step. The contractor will start the system, check refrigerant levels (for cooling), test the gas pressure (for furnaces), verify safety controls, and ensure all components are operating correctly before handing it over to you 4.
What to Expect: Timeline and Investment
Installation Timeline The duration of an HVAC installation project in Farmington Hills can vary. A simple swap of an outdoor air conditioner might be completed in a single day. A full system replacement involving both a furnace and an AC unit or a heat pump typically takes 1 to 3 days. More complex jobs involving significant ductwork modifications or a switch to a new system type (like going from a furnace to a ductless system) can extend to 3-5 days 5.
Understanding the Costs Investing in a new heating and cooling system is a major home improvement. For a complete furnace and central air conditioning system replacement in Farmington Hills, homeowners can generally expect an average cost range of $10,000 to $20,000, with a typical project averaging around $14,000. Several key factors influence the final price:
- System Type and Efficiency: High-efficiency models with superior SEER2 (cooling) and AFUE (heating) ratings cost more upfront but offer lower utility bills. Premium systems from brands like Lennox or Carrier can push costs toward the higher end of the range 6.
- Home Size and Complexity: Larger homes (e.g., 2000+ square feet) require larger capacity units, which increases cost. The physical layout and accessibility of your attic, basement, or mechanical room also affect labor time 7.
- Ductwork and Infrastructure: If your existing ducts need repair, resealing, or replacement, this will add to the project's scope and cost.
- Labor and Permits: Costs include skilled labor, permit fees, and the contractor's overhead.
Find the perfect hvac installers for your needs
Get personalized recommendations and expert advice
Maximizing Your Investment: Rebates and Efficiency
A new HVAC system is an opportunity to improve your home's energy profile. Be sure to ask installers about available financial incentives that can reduce your net cost.
- Federal Tax Credits: The Inflation Reduction Act offers tax credits for qualifying high-efficiency heat pumps, central air conditioners, and furnaces.
- Utility Rebates: Local energy providers like DTE Energy and Consumers Energy frequently offer rebates for upgrading to Energy Star certified equipment, which can provide direct savings on your bill or a rebate check.
- Manufacturer Promotions: HVAC brands often run seasonal promotions or rebates on specific high-efficiency models.
The key takeaway for Farmington Hills residents is to plan for a significant investment, often starting above $10,000 for a full system. The process from selection to completion usually spans several days, with heat pumps presenting a compelling, efficient option for our climate. To get accurate pricing for your specific home, it is always recommended to obtain detailed quotes from multiple licensed and insured contractors 8 9.
Frequently asked questions
Sources
Footnotes
-
Heat Pump Service Farmington Hills MI - https://www.diversifiedhtg.com/heat-pump-service ↩
-
Heat Pump Service Farmington Hills MI - https://www.diversifiedhtg.com/heat-pump-service ↩
-
How Much Does a New Furnace and AC Cost? [2026 Data] | Angi - https://www.angi.com/articles/save-money-replacing-heat-ac-same-time.htm ↩
-
Step-by-Step HVAC Installation Guide - Carrier - https://www.carrier.com/residential/en/us/products/air-conditioners/hvac-installation/ ↩
-
How Long Does It Take To Replace Your HVAC System? - https://downeyplumbing.com/blog/how-long-does-it-take-to-replace-your-hvac-system/ ↩
-
Expert Guide to HVAC System Installation - Golden Rule - https://goldenrulephc.com/blog/a-guide-to-hvac-system-installation/ ↩
-
How Much Does an Air Conditioner Cost for a 2000-Square-Foot Home? - https://www.thisoldhouse.com/heating-cooling/air-conditioner-cost-for-2000-square-foot-home ↩
-
Heating and Air Conditioning Installation in Farmington Hls, MI - https://www.homedepot.com/services/l/MI/farmington-hls/heating-air-conditioning-installation/c16fbb4b7 ↩
-
How Much Does a New HVAC System Cost in 2025? - https://www.jacklehr.com/blog/air-conditioning-service/new-hvac-system-cost-2025/ ↩




