Trusted Heating & AC Experts — 24/7 Emergency Service.
Stay comfortable year-round with fast, dependable heating & cooling service from a local family-owned team. Furnaces, boilers, AC units, oil systems & heat pumps — repaired, replaced, and serviced any time of day or night.
- ✓ 24/7 emergency repair
- ✓ Free, upfront estimates
- ✓ Family-owned & local
- ✓ Heating · AC · furnaces · boilers
- ✓ Honest, transparent pricing
- ✓ 100% satisfaction guarantee
Get Your Free Heating & AC Quote
Fast response — usually within 1 business hour.
Why Tecumseh Chooses Naugle
Family-owned heating & cooling service homeowners across Lenawee County trust — for repairs, replacements, and 24/7 emergency response.
Heating & Cooling Specialists
Furnaces, boilers, AC units, oil systems, and heat pumps. Our techs are trained across every system — so you get expert diagnosis and clean, lasting repairs the first time.
24/7 Emergency Service
Heating & AC problems don't wait. We're available around the clock to restore comfort fast and protect your home — nights, weekends, holidays.
Honest, Upfront Pricing
Free estimates, transparent quotes, and no surprise charges. We explain your options so you can make the right call for your home and budget.
How It Works
Simple. Fast. Reliable. From your first call to fully restored comfort.
Call or Request a Quote
Call (517) 423-3121 or submit the form. We respond fast with upfront pricing — no surprises, no high-pressure sales.
Diagnose & Recommend
Our technician inspects your system, identifies the problem, and walks through your options clearly so you can make an informed decision.
Repair or Replace — Fast
We complete the repair or installation efficiently with quality parts, restoring safe, reliable comfort to your home as quickly as possible.
What Tecumseh Homeowners Say
Real reviews from homeowners across Tecumseh, Adrian, Clinton & the rest of Lenawee County.
"Furnace went out on the coldest night of the year. Naugle had a tech at the house in under two hours and had us back up and running before bed. Honest, professional, and so easy to deal with."
"They installed a new gas boiler last fall. The crew was on time, neat, and walked me through every detail of the install. Heating bill is noticeably lower and the house has never been warmer."
"AC quit on a 90-degree day. Called Naugle in the morning and they had a tech out before noon. Diagnosed, fixed, and gone in under an hour. Honest pricing too — no upsell, no surprises."
Real Local Pros — Right Here in Tecumseh.
When you book with Naugle Heating, you're hiring real Lenawee County neighbors — not a faceless national chain. Our certified technicians are the same people you'll see around town, and we treat every home like it's our own.
All the Heating & AC Services You Need
One trusted Tecumseh team for every heating & cooling system in your home.
Gas Furnace Service
Repairs, replacements & tune-ups for gas furnaces of every brand.
Air Conditioning
AC repair, install & maintenance — keep your home cool through summer.
Gas Boiler Service
Reliable boiler repair and installation for steady, even heat.
Heat Pump Heat & Cool
Energy-efficient heat pump install and repair — lower energy costs year-round.
Heating & AC Repair
Fast, accurate diagnosis for no-heat, no-cool, noises, poor airflow & more.
24/7 Emergency Service
No heat or no cool? Day or night, we're there when you need us most.
Proudly Serving Lenawee County
Family-owned. Locally operated. On the road every day across:
Frequently Asked Questions
Quick answers to what Tecumseh homeowners ask most.
Do you offer 24/7 emergency heating & AC repair?
What types of systems do you service?
How fast can a technician arrive?
Do you offer free heating & AC estimates?
Should I repair or replace my heating or AC system?
Need Heating or AC Service? Call Naugle.
Same-day appointments and 24/7 emergency response across Lenawee County.