HVAC Services in Warren, MI — A Plus Heating and Cooling

Warren is Michigan's third-largest city and one of the most active commercial and industrial communities in the Metro Detroit area. A Plus Heating and Cooling serves Warren residents and businesses with the full range of residential and commercial HVAC and refrigeration services—from home furnace repair and AC installation to complex commercial and industrial heating and cooling systems.


With its large residential neighborhoods and significant commercial and industrial base, Warren has diverse HVAC needs—and A Plus Heating and Cooling is equipped to meet all of them. Our licensed technicians have experience with residential systems, commercial HVAC, and industrial applications, making us a versatile partner for Warren property owners of all types.


Call Now—(248) 629-7075 

Heating Services in Warren, MI

When the Michigan winter arrives, your home or business in Warren needs a heating system that performs reliably. A Plus Heating and Cooling provides the full range of residential and commercial heating services throughout Warren—from emergency furnace repair at 2 a.m. to new system installations and annual maintenance tune-ups. Our licensed technicians respond promptly, diagnose accurately, and fix it right the first time.


  • Heating Repair—fast diagnosis and repair for all makes and models
  • Furnace Installation & Replacement—energy-efficient new systems from trusted brands
  • Heat Pump Repair & Installation—versatile heating and cooling solutions
  • Ductless Mini Split Systems—zoned comfort without ductwork
  • Heating Maintenance—annual tune-ups to prevent breakdowns and maximize efficiency
  • Commercial Heating—unit heaters, tube heaters, and rooftop systems for businesses
Outdoor air conditioner unit with gauges, hoses, and a refrigerant tank connected for servicing

Air Conditioning Services in Warren, MI

Michigan summers can be hot and humid, and a reliable air conditioning system is essential for comfort at home and productivity at work. A Plus Heating and Cooling installs, repairs, and maintains residential and commercial air conditioning systems throughout Warren—including central air, ductless mini splits, and commercial rooftop units.


  • AC Repair—same-day repair for all cooling system types
  • AC Installation—energy-efficient new system installation
  • Ductless Mini Splits—flexible cooling for additions, garages, and commercial spaces
  • Indoor Air Quality—filtration, humidification, and ventilation solutions
  • Commercial HVAC—rooftop units, make-up air, and commercial cooling systems

Why Warren Residents & Businesses Choose A Plus

  • Quality HVAC-R solutions since 1999—25+ years serving the Metro Detroit area
  • Family-owned and operated—personal service and genuine accountability
  • 4.9-star Google rating—consistent, trusted performance
  • Licensed and insured for residential and commercial HVAC work
  • Financing available upon request
  • Core values: Discipline, Integrity, Lead by Example, Go Above and Beyond
Outdoor AC unit mounted beside a house with windows and a grassy yard

Frequently Asked Questions — Warren

  • Do you service commercial HVAC systems for businesses in Warren, MI?

    Yes — commercial HVAC is a core part of what A Plus Heating and Cooling does, and Warren's significant commercial and industrial base is a community we are well-equipped to serve. We install, repair, and maintain rooftop units, make-up air units, commercial refrigeration systems, unit heaters, HVAC control systems, and more for businesses throughout Warren. We also provide tenant build-out HVAC services for new commercial spaces. Our A Plus Elite Maintenance Plan offers structured preventive maintenance for commercial equipment, helping Warren businesses avoid unexpected breakdowns and manage HVAC costs proactively. Call (248) 629-7075 to discuss your commercial HVAC needs.

  • What heating and cooling systems do you service in Warren?

    We service all major brands and types of residential and commercial HVAC systems in Warren, including gas furnaces, heat pumps, central air conditioners, ductless mini split systems, commercial rooftop units, unit heaters, tube heaters, and make-up air units. If it heats, cools, or ventilates, we can service it.

  • How do I schedule HVAC service in Warren?

    You can schedule service by calling us directly at (248) 629-7075 or booking online at aplusheating.net. We serve Warren and communities throughout Macomb, Oakland, and Wayne Counties.

Call Now—(248) 629-7075