Commercial Boilers & Rooftop Units in Barrie & Central Ontario
Installation, repair and maintenance of commercial boilers and RTUs — gas and electric.
Commercial Heating & Cooling That Keeps You Open
When a boiler or rooftop unit goes down, your business feels it right away. We install, service and repair commercial boilers and packaged rooftop units, and help you plan replacements before a breakdown forces the issue.
What We Offer
Serving homes and businesses across Barrie and Central Ontario.
Rooftop Unit Installation
Packaged heating and cooling RTUs for offices, retail, restaurants and light industrial spaces.
RTU Repair & Service
Diagnostics, repairs and preventive maintenance to keep units running.
Commercial Boilers
Gas and electric boiler systems installed, serviced and repaired.
Planned Maintenance
Scheduled service visits to reduce downtime and extend equipment life.
Signs It’s Time to Call Us
- Uneven temperatures across your space
- Frequent breakdowns or rising repair costs
- Unusual noises from the roof or mechanical room
- Higher utility bills
- Equipment nearing the end of its service life
- Tenant or staff comfort complaints
Why Garry Mechanical
- Licensed, experienced technicians
- Written quotes before any work starts
- Leading equipment brands, installed to Ontario code
- Residential and commercial experience
- Local Barrie company serving Central Ontario
- Seasonal maintenance contracts available
How It Works
Simple, straightforward and no pressure.
Call or Request a Quote
Tell us what’s going on — by phone, email or our quote form.
On-Site Assessment
A technician inspects your home or business and explains your options clearly.
Clear, Upfront Quote
You get a written price before any work begins. No surprises.
Clean, Code-Compliant Work
We install or repair it properly, test everything and clean up after ourselves.
Frequently Asked Questions
Do you service all RTU brands?
We service most major commercial makes and models. Call us with your equipment details.
Can you install a new rooftop unit with minimal downtime?
We plan installations around your business hours where possible and coordinate the work in advance.
Do you offer commercial maintenance plans?
Yes — scheduled maintenance helps catch issues early. See our maintenance contracts or ask for a custom plan.
Do you offer emergency service?
Yes, 24/7 emergency service is available.
Areas We Serve
Proudly serving Barrie and Central Ontario.
Other Services
Need Boilers & Rooftop Units?
Call Garry Mechanical today for a free, no-obligation quote.
1-75 Anne St S, Barrie ON L4N 2E2 | Mon–Fri 8am–6pm | Sat 9am–5pm | Sun 9am–3pm | 24/7 emergency service