Toronto & Area


Georgian Bay & Area


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Boiler Installations & Service by ductless.ca Inc.

Our technicians are experts in all boiler brands. We will bring energy efficient heat into your home so that you can deal with the important things in life.

Boiler Installations & Service

ductless.ca Inc. has been Toronto and Georgian Bay’s trusted contractor for boiler installations and service for over 30 years.

We have built a reputation for honest work and take pride in our trade. Invite us today to your home and we’ll help you chose the right heating system or bring heat back into your home if service is required. Our experienced installation technicians will exceed your expectations while our expert service technicians will assess, troubleshoot, diagnose and fix any issue.  

You can take comfort in knowing that we’ll be fully transparent with our prices and will not proceed with any work without your permission.

boiler repair and installation
Satisfied boiler customers (as of Jan 24, 2023)

Toronto Boiler | Barrie Boiler | Wasaga Beach Boiler

Professional Services Offered​

  • Complete heating boiler installations
  • DHW combi-boilers and additions
  • Boiler start-up and commissioning
  • In-floor heating installations
  • Snow melt
  • Radiator installations
  • Zoning upgrades
  • Energy efficiency upgrades
  • Heating for Net Zero homes
  • LEED and Green homes

Residential & Commercial​

  • Boiler and combi-boiler troubleshooting and repair
  • Scheduled maintenance
  • Combustion chamber cleanings
  • Radiator air purging and cleaning
  • TSSA combustion air and flue analysis
  • Leak repairs
  • PC board replacements
  • Power surge repairs
  • Emergency and scheduled service
  • …and many more!

Muskoka Boiler | Creemore Boiler | Collingwood Boiler

Our Guarantees​

  • Every technician is highly experienced
  • Excellent craftsmanship and cleanliness
  • Conform to all Building Codes and Standards
  • Every technician is regularly trained
  • Every technician is licensed
  • Industry leading warranty

Our Promises​

  • Good standing with the Workplace Safety and Insurance Board (WSIB) with a zero lost-time record
  • Registered with the Technical Safety and Standards Association (TSSA) as a heating fuels contractor
  • Registered with the Electrical Safety Authority (ESA) as an HVAC contractor
  • Liability Insurance coverages of a minimum of $2 million
  • Supporters of our local communities and colleges

Boiler Brands We Install in 2024

Viessmann Logo


We offer the Vitodens 100-W, Vitodens 200-W, Vitodens 222-F and the Vitocrossal 300 series.



We offer the Mascot, NeoTherm, Mini-Therm, FT and Combi-Heat models.

Triangle Tube Logo

Triangle Tube

We offer the Instinct, Prestige and Challenger models. Either in solo (heating-only) or combi configurations. The Triangle Tube Smart series hot water tanks are also a popular choice.



We offer the FTVN, GF200, TRX, TFT and NTI Compact, Lx, Vmax, FTV, and Tx series. In heating-only or combi configurations where available.

Some of our Installations

Boiler Installation and Repair Service Area

Orange = Toronto Service Area
Green – Georgian Bay Service Area