Complete AC, Heating, and Comfort Solutions for Homes & Businesses

Comprehensive HVAC Services Backed by Decades of Trust

Serving the Metro Detroit community since 1966, Ruetz Air Conditioning & Heating, LLC is licensed, insured, and dedicated to lasting comfort. From essential filter changes and routine tune-ups to complex new system installations, our certified technicians handle every job with expertise, care, and guaranteed workmanship.

Carrier air conditioner unit on a concrete pad near siding and a white fence.

Expert Air Conditioning & Heating Solutions

Furnace in a basement; gray metal unit, silver ductwork, next to a concrete wall.

Furnace Repair & Replacement

When temperatures drop, rely on our experienced technicians for expert furnace repair, replacement, and installation. We service all major furnace brands to keep your home warm, safe, and efficient.

Outdoor air conditioning unit in front of a blue house with greenery and grass.

Air Conditioning Service & Installation

Professional air conditioning repair and installation for dependable cooling during the hottest months. We service central AC systems and help homeowners improve comfort and efficiency.

Mitsubishi heat pump on a concrete pad near a brick building.

Radiant Floor Heating

Specialized radiant floor heating solutions that provide quiet, even warmth from the ground up. Ideal for bathrooms, basements, garages, and whole-home comfort systems.

Hand holding air conditioner remote, pointing it at unit on white wall, setting temperature.

Thermostats & Controls

Upgrade your comfort with modern thermostats and control systems. We install and replace smart and programmable thermostats for improved temperature control and energy savings.

A Goodman air conditioning unit sits outside a house next to a generator.

Filter Service

Routine filter replacement to maintain proper airflow, support system efficiency, and help improve indoor air quality as part of regular HVAC maintenance.