Henry County · Home base
AC Installation in Stockbridge, GA
Replacing a system in Stockbridge means buying it from someone based in Stockbridge — and still ten minutes away in year three, when it needs adjusting.
A new system from someone who stays local
A replacement is not really a transaction. It is a fifteen-year relationship with whoever put the thing in, and that only becomes obvious the first time something needs looking at and the company that sold it to you has moved on to the next county. Home base is here. That is the whole argument.
Sizing comes before brochures. An oversized unit short-cycles: it hits temperature fast, shuts off before it has pulled any humidity out of the air, and leaves you with a house that is technically cool and genuinely horrible in August. Bigger is not better, it is just more expensive twice. We work out what the house actually needs and quote that.
The other half of a good install is the half nobody photographs: the line-set, the drain, the electrical, the way the plenum is sealed to the unit. A correctly-sized system installed carelessly will underperform a slightly-wrong system installed properly, every single time. It is also the part you cannot inspect afterwards without taking things apart again — which is exactly why it matters who did it, and whether they are still nearby when you have a question about it.
When replacing really is the answer
- The compressor is gone and the unit is well past ten years old
- It needs refrigerant every single season
- The repair quote is a serious fraction of a new system
- Upstairs never cools, whatever the thermostat says
- It’s loud, it’s tired, and it costs a fortune to run
From the Google listing
4.9 stars, 18 reviews, owner-operated.
Real reviews, published exactly as they were written. Every one of them is on the Google listing under McGrath Mechanical.
McGrath Mechanical is my go to choice for HVAC repairs and installation. As a property manager of properties all over the Atlanta area, I need a reliable HVAC source that will show up, diagnose the problem correctly, tell me the truth and make the repair at a reasonable cost. McGrath does exactly that! New system installations are efficient and affordable as well. I highly recommend James at McGrath Mechanical!
If he says he will be there then he will. James is fast, reliable, and gets the job done. I thought I needed a new unit but that wasn’t the problem. After about 30 minutes he had us up and running again. Any questions I had he was able to give me an answer. Highly recommend