Reliable Heating and Cooling Experts
Serving the Detroit Metropolitan Area
Keep your home comfortable year‑round with dependable service, responsive scheduling, clear pricing, and professional technicians. Book an appointment in minutes and get back to enjoying your home.
Comprehensive Residential HVAC Services
From emergency repairs to preventative maintenance, 3N1 has your home covered.
HVAC System Installation
Keep your home warm and comfortable during winter with fast repairs and efficient installations.
HVAC System Repair
Ensure maximum comfort for your family with high-efficiency AC systems tailored for homes.
HVAC System Maintenance
Avoid costly breakdowns. Our maintenance plans extend equipment life and reduce energy bills for homeowners.
Why Homeowners Trust 3N1 Heating & Cooling
At 3N1 Heating and Cooling, we provide dependable heating and cooling for homeowners and business in the Detroit Metropolitan Area. Our mission is simple: honest service, quality workmanship, relationship, and long-term comfort
Licensed & Insured
25 Years in Business
Emergency Service Available
Family Owned & Operated
With over 25 years of HVAC experience in residential, commercial and hospitals, our team is fully licensed, insured and trained to work on all major heating and cooling systems. We stay up to date with the latest technology and efficiency standards to deliver the best solutions possible.
TESTIMONIALS
What others are saying
"Trustworthy"
"Professional, accountable, trustworthy - a man of his word. We've been friends for 30 years"
Felicia Sholar
"Knowledgeable"
"Otis provides and accurate assessment and will give you the right information to make the best decision"
Gene Thompson
Ready to Upgrade Your Home's Comfort?
Don't let HVAC issues disrupt your comfort at home. Schedule a service appointment today and experience the 3N1 difference.
Your trusted partner for residential heating and cooling solutions.
Services
HVAC System Installation
HVAC System Repair
HVAC System Maintenance
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