New Systems
Installed right, warrantied for a decade
Trane and Goodman systems, sized for coastal heat and humidity, installed by the crew that’s been doing it since 1989.
Two brands we stand behind.
Trane Systems
As a Trane authorized installer, every Trane system Mayo’s puts in carries a minimum 10-year system and parts warranty. It’s hard to stop a Trane, and harder still when Mayo’s installs it.
- AC systems
- Heat pumps
- Full HVAC
- 10-yr warranty
Goodman Systems
Dependable comfort at a working family’s price. Goodman systems installed with the same care and the same certified crew as everything else that leaves our shop.
- AC systems
- Heat pumps
- Value-focused
Financing Available
A new system shouldn’t have to wait for a windfall. Special financing is available on select new system installations with approved credit. Ask when we quote yours.
- Select installs
- Approved credit
- Ask for details
From first call to cold air.
- 1
We look & listen
Your home, your ducts, your bills, and what the old system wasn’t doing.
- 2
We size it right
Coastal humidity punishes a wrong-sized unit. We spec for how the Gulf actually lives.
- 3
We install clean
A certified crew, a tidy jobsite, and a system commissioned properly on day one.
- 4
You’re covered
Minimum 10-year system and parts warranty on every Trane we install.
Mayo's Air Conditioning & Heating
Thinking about a new system?
Get a straight quote from a shop that has to look you in the eye at the grocery store for the next 37 years.
509 Ulman Ave, Bay St. Louis · Since 1989