Boiler Maintenance in Uxbridge, ON
Licensed Hydronic & Navien Boiler Service for Durham & York Region Homeowners
When your boiler is the backbone of your home’s heat, the team you call for annual maintenance matters. Marx Mechanical Heating and Cooling is a family-owned HVAC business based in Uxbridge, Ontario, with over 20 years of collective experience in hydronic heating and Navien combi systems. We’ve serviced more than 7,000 units across Durham and York Region, and our 4.9 Google rating reflects the trust homeowners place in us before every heating season.
Annual boiler maintenance can help reduce the risk of unexpected breakdowns, support safe and efficient system operation, and help maintain your manufacturer warranty. Scheduling before the first hard frost means you’re not waiting in line when temperatures drop.
Call us at (289) 301-0414 to book your boiler maintenance visit or ask about our Comfort Club membership. We answer 24/7.
The Marx Promise: What Every Boiler Maintenance Visit Delivers
Every service we perform is backed by The Marx Promise, our commitment to balancing cost, efficiency, and reliability on every job. That means upfront, flat-rate pricing with no hidden fees, a licensed technician who knows your equipment, and service built around your needs rather than a sales pitch.
As a Daikin Comfort Pro Partner, we maintain strong manufacturer relationships that give us access to energy-efficient products and the technical depth to service all major boiler brands. Financing through Financeit is available for customers who need it.
Marx Comfort Club: Boiler Maintenance on Autopilot
The Marx Comfort Club Boiler/Tankless add-on is $14.99 per month. Membership handles your annual preventive maintenance visit automatically, so you don’t have to remember to book before fall.
Members receive:
- Priority service with no overtime charges
- Pre-scheduled annual maintenance visit conducted by a licensed technician
- Discounts on diagnostic fees, parts, quoted repairs, and air quality products
- Free replacement of standard-sized filters
- A comprehensive equipment report card after every visit
- 1-year warranty on repairs
For Uxbridge homeowners whose boiler runs hard from October through April, the Comfort Club turns annual maintenance into one less thing to manage.
Navien & Hydronic System Service in Uxbridge
We focus on Navien boiler repairs, diagnostics, and maintenance, covering both combi boilers and full hydronic heating systems. Combi boilers handle both space heating and domestic hot water from a single unit, so our annual maintenance covers both functions to support consistent performance year-round.
Full Hydronic System Inspection
A hydronic heating system is more than the boiler itself. It includes circulators, zone valves, expansion tanks, radiators, baseboard convectors, and in-floor radiant loops. Whether your home runs a single-zone baseboard setup or a multi-zone radiant floor system, our technicians inspect the full picture during every maintenance visit.
All Major Boiler Brands Serviced
We also service Viessmann, IBC, NTI, Lochinvar, Triangle Tube, Rinnai, Baxi, and Buderus equipment. Our manufacturer relationships give us the technical depth to tune each brand based on its engineering, not just run through a generic checklist.
Make Marx Your First Choice Read Some of Our Five Star Reviews
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"Great service!"
We have used Marx Mechanical on a number of occasions now and they are always professional and reasonably priced. I would recommend them if you are in the Uxbridge area!
Kolton K. -
"My experience was outstanding!"
Each member of the team went out of their way to ensure I was well taken care of. In a world where everyone wants to cut costs by outsourcing and automating, Marx demonstrates the value of personal touch and putting the needs of their clients first.
Blake M. -
"The team at Marx Mechanical did an amazing job with my install."
They answered all of my questions, gave honest advice, and put in the extra effort to fit my new Daikin air handler into the very limited space that was available.
Dennis P. -
"Super work!"
Marx Mechanical Heating and Cooling did a wonderful job in repairing our ductless heat pump system. I highly recommend the company.
Leland D. -
"I would highly recommend Marx Mechanical!"
Marx Mechanical replaced our old furnace with a new heat pump which has kept our house warm all winter. They worked with us to find the perfect system for our home and our unique needs.
Serena E. -
"Bravo!"
The Marx Team came to our rescue when our furnace was on the fritz and installed a new one with exceptional installation standards and had us up and running in no time! They are without a doubt the "Go To" HVAC company in the Durham-York Region!
Brian B. -
"Every step was smooth and competently handled."
We contracted Marx to replace our aging oil furnace with a high-efficiency heat pump. They arrived, promptly and prepared, on the agreed-upon installation date, protected walls and floors, worked diligently, and cleaned up afterward. Very professional!
Jabette B. -
"They have earned my trust!"
I received a quick reply from Marx and they were able to see me even faster than promised. In my conversations with the repair person, I felt that he knew his stuff and provided a lot of helpful information. I will continue to call on them when needed.
Dave M.
Signs Your Boiler Needs Professional Attention
Some warning signs are easy to miss until the system fails. If you notice any of the following, call us before the issue gets worse:
- Unusual gurgling, banging, or clanking noises from the unit or pipes
- Uneven heat distribution across rooms or zones
- Rising energy bills without a change in usage habits
- Pressure gauge readings that are consistently too high or too low
- The pilot light or ignition cycling on and off repeatedly
- Visible leaks or corrosion around the unit
- A yellow or irregular flame instead of a steady blue flame
- The system taking longer than usual to reach set temperatures
Any one of these signals is worth a call. Several together mean you shouldn’t wait.
Book Boiler Maintenance with Marx Mechanical Heating and Cooling
Uxbridge winters are hard on hydronic systems. A properly maintained boiler can run more safely and reliably and give you more confidence heading into the season. Our licensed team is ready to schedule your annual tune-up or get you set up with the Marx Comfort Club so maintenance happens automatically every year.
We serve Uxbridge and the surrounding Durham and York regions and are available around the clock for anything urgent. The Marx Promise backs every visit: transparent pricing, experienced technicians, and service that balances cost, efficiency, and reliability.
Call Marx Mechanical Heating and Cooling at (289) 301-0414 to book your boiler maintenance in Uxbridge, ON or ask about Comfort Club membership today.
What Makes Us Different? Benefits of Working with Our Expert Team
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Local Values - Exceptional ServiceBeing family-owned and operated means more than just business to us—it’s about building lasting relationships. We’re proud to serve our community with care, integrity, and quality you can trust.
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Year-Round Comfort With Our MembershipsOur membership plans are designed to keep your systems running smoothly all year long. Enjoy exclusive perks like priority service, discounted repairs, and regular maintenance.
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Team of Highly Experienced HVAC Technicians
With decades of industry experience, Marx Mechanical Heating and Cooling delivers expert HVAC solutions with precision, reliability, and quality service.
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Transparent, Upfront Pricing
We are committed to honesty and transparency in all our services. We offer upfront pricing with no hidden fees - just clear, fair quotes from an HVAC company you can rely on.
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Join the Marx Comfort ClubYear-round comfort is only a click away! Our membership plans offer priority service, discounted repairs, and more!
