How We Help
Emergency Repairs
HVAC Services Waterloo delivers emergency repairs, with the care and quality our customers know us for.
Installation
HVAC Services Waterloo handles installation, with the care and quality our customers know us for.
Maintenance Plans
HVAC Services Waterloo takes care of maintenance plans, with the care and quality our customers know us for.
Drain Cleaning
HVAC Services Waterloo covers drain cleaning, with the care and quality our customers know us for.
Water Heaters
HVAC Services Waterloo takes care of water heaters across Waterloo and nearby communities and area, with the care and quality our customers know us for.
Free Estimates
HVAC Services Waterloo delivers free estimates, with the care and quality our customers know us for.
About HVAC Services Waterloo
HVAC Services Waterloo is the professional choice in Waterloo and nearby communities. Proudly serving for over 53 years — established 1973. Home Comfort Services
What People Say
"Dunn team member in his white uniform, smiling broadly with teeth visible."
"A Dunn heating technician inspecting internal wiring during a service check on a residential heating unit."
"A Dunn HVAC specialist wearing glasses and gloves uses a diagnostic tool to service an outdoor AC unit beside a brick wall."
Quotes from the current dunnheating.com website.
Service Area
Proudly on call across the region — usually same-day.
How It Works
Call us
Tell us what you need — we respond fast and schedule around you.
On-site & quote
We assess, explain options in plain language, and give a firm price before work starts.
Done right
Work completed, tested, and guaranteed — we follow up after.
Choose Your Level
Pick a starting point — every package is quoted for your exact job.
Premium
- Emergency Repairs
- Installation
- Maintenance Plans
- Drain Cleaning
- Water Heaters
- Free Estimates
Common Questions
Do you offer emergency service?
Yes — for urgent no-heat, no-cool, electrical or vehicle trouble, call our direct line and we'll dispatch as fast as possible.
What areas do you serve?
Primarily Waterloo and nearby communities and surrounding communities — call to confirm.
How do I get a quote?
The fastest way is to call +12268873052 or use the contact form — we respond promptly.
Do you guarantee your work?
Yes — we stand behind everything we do. Ask us for details for your project.
Get In Touch
Find Us
“Dunn team member in his white uniform, smiling broadly with teeth visible.”