Southeast Michigan HVAC
Straightforward heating and cooling support for Southeast Michigan.
Therrian Mechanical delivers skilled residential and commercial heating and cooling service with a steady hand when you need it most.
Licensed.
Insured.
Ready.
From a seasonal tune-up to a system that will not start, we bring practical answers and quality workmanship.
What we do
Built for the real world.
The right HVAC work is part diagnosis, part craft, and part knowing what a home or facility actually needs. Explore the services available now, with more detail to be shaped with the Therrian team.
View all servicesAC Replacement
Thoughtful air conditioning replacement guidance for Southeast Michigan homes and businesses.
02Furnace Replacement
Thoughtful furnace replacement guidance for Southeast Michigan homes and businesses.
03Commercial
Thoughtful commercial hvac guidance for Southeast Michigan homes and businesses.
04Ductless Split Systems
Thoughtful ductless mini-split systems guidance for Southeast Michigan homes and businesses.
05Thermostats and HVAC Control
Thoughtful thermostat & hvac controls guidance for Southeast Michigan homes and businesses.
06Boiler Replacement
Thoughtful boiler replacement guidance for Southeast Michigan homes and businesses.
How it works
Good service starts with listening.
Tell us what’s going on.
Share what you’re experiencing and what your space needs.
Get a clear plan.
We’ll explain the options in plain language, without the pressure.
Feel the difference.
We finish carefully, cleanly, and with your comfort in mind.
Ready when you are