Sep 8, 2026
How Much Does HVAC Replacement Cost? (2026 Cost Guide)
Reading Time About 16 Min
Open 24/7 · Responding in Same-day
Commercial HVAC
A1 Heating & Air Conditioning Inc.
VerifiedEstablished · 7 yrs
5.0(2 reviews)•Residential•Serving East Setauket, NY
EPANATENCI
Locally owned HVAC contractor specializing in heating and air conditioning repair, installation, and maintenance services.
A1 Heating & Air Conditioning Inc. is a commercial HVAC contractor based in East Setauket, NY. Services listed include HVAC repair, air conditioning repair, furnace repair and boiler replacement. 7 years in business and emergency service available.
7
Years in Business
Yes
Emergency Service
Available
Financing Available
East Setauket, NY
Service Area
Services Offered
HVAC repair
air conditioning repairfurnace repairboiler replacementemergency servicemaintenance
inspectionsHVAC sizing and design
preventive maintenance service contractsheat pump installationA/C system installationSpecial Offers
Offer
free quote online — we'll get back to you fast
Customer Sentiment Summary
Strengths
- Carries a near-perfect 5.0-star average across 2 published reviews.
- Verified listing and rating on Angi.
- 7 years trading in the local HVAC market.
Areas to Watch
- Only 2 reviews carried enough detail to analyse — too thin to call out a weak point with confidence.
Reviews from Best HVAC visitors
No Best HVAC reviews yet
Been a customer of A1 Heating & Air Conditioning Inc.? Be the first to rate them.
Get Your HVAC Business Listed
Want to put your heating and cooling company in front of local homeowners and businesses actively searching for reliable HVAC services? Claim your spot and connect with high-intent customers in your area.
Get Featured
Blog / News
View all articles HVAC Tips, Guides & Industry News
Sep 7, 2026
Why Does My Thermostat Screen Go Blank?
Reading Time About 6 Min
Sep 6, 2026
How to Clean AC Condenser Coils Safely
Reading Time About 7 Min
Sep 3, 2026
AC Blowing Warm Air? Common Causes and Fixes
Reading Time About 6 Min
FAQ
Contact Our TeamFrequently Asked Questions
Have another question? Our team is here to help.
A1 Heating & Air Conditioning Inc. lists HVAC repair, air conditioning repair, furnace repair, boiler replacement, emergency service and maintenance. Contact them to confirm they handle your specific job.
A1 Heating & Air Conditioning Inc. is based in East Setauket, NY.
Yes, A1 Heating & Air Conditioning Inc. lists emergency service. Call them directly for urgent heating or cooling repairs.
Use the call button, website link or contact details on this page to reach the company directly.
Get in touch and we will keep your listing details accurate and add photos.