3N1 HVAC
3N1 HVAC is a HVAC provider serving Monroe, NC. Rated 5.0★ with 548 Google reviews. See services, review signals, and request a quote.
HVACMonroe, NC
On this page
Company overview
- TradeHVAC
- Service areaMonroe, NC
- Google rating5.0★ (548 reviews)
- Phone(704) 288-5930
- Address8220 Old Ferry Rd, Unionville, NC 28110, USA
- NC Board of Examiners LicenseL.35104 (ACTIVE)
Photos
Photos from 3N1 HVAC, Terri Wilburn, Margie Israel
What customers say
“Steve from 3N1 delivered outstanding customer service and provided a thorough, trustworthy second opinion on my HVAC system. The day before, another company had come out and immediately pushed several…”
“I think 3N1 HVAC is such a great customer service-oriented company. They respond quickly, send reminders of the service visit and when the tech is on the way. Adam was on time and very efficient. He's…”
“Micah and his team did an amazing job. I got several quotes and they had the best price for a new system. They were able to come out and put the new system in quickly. The team of guys cleaned up ever…”
“I had 3N1 install a unit on my house (06/27/2025) and come out with the nasty weather (01/26/2026) to fix an issue it was having. Both times they had phenomenal service and their customer support was …”
“Danny did, as usual, a very professional job. They are as a company very responsive and communicative. All the employees are very hardworking professionals that are courteous and very knowledgeable. A…”
Key highlights
Strengths
- Highly rated (5.0★ average)
- Large review volume (548 reviews)
Things to ask
- Confirm availability for your area and timeline
- Ask about warranty terms on parts and labor
- Request a written estimate before work begins
- Ask about payment plans or financing
Explore nearby research
Frequently Asked Questions
What services does 3N1 HVAC offer?
3N1 HVAC provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Monroe, NC.
What is 3N1 HVAC's rating?
3N1 HVAC has a 5.0 out of 5 star rating based on 548 Google reviews.
Is this company licensed in North Carolina?
Yes. License number: L.35104. Status: ACTIVE. You can verify on the North Carolina State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors lookup at https://portal.ncblpc.org/lookup.
Does 3N1 HVAC offer emergency service?
Contact them directly to ask about emergency availability and after-hours service.
How do I request a quote?
Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.
Licensing verified 2026-04-24. Reviews refreshed 2026-04-24.
Licensing data: North Carolina State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors · Company data: verified business records + Google Business profile
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