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Sub Zero Heating & Cooling Ltd. – 250-597-8097

Maintenance for all major brands of HVAC heating and cooling  systems.

Sub Zero Heating & Cooling is the place for all of your HVAC (Heating & Cooling) equipment maintenance needs. We bring years of experience an professionalism to every project, so you can be confident in trusting our technicians to insure your system is running at it’s best at all times. To keep your heating system is running it’s best malfunctioning, don’t delay – we’ll have your home warmed back up!

We offer the best maintenance solutions for all of your heating and cooling needs in the Duncan, Cowichan Valley and Nanaimo and surrounding areas. From installation, repair and maintenance, our technicians will bring their highly experienced workmanship to your project. Since we’re a locally owned and operated business, we know just how crucial a working heating and cooling system is during our frigid winters and blazing summers. You can always count on our fully licensed and insured staff to provide the attentive, quality work we’re known for. In fact, we’re so confident in our technicians that we offer a 100% work guarantee for every project.

So when you are in need of reliable maintenance, installation or repairs to your HVAC system, call the professionals at Sub Zero Heating & Cooling. We’ll be on the job as quick as possible, so your home environment can be comfortable again. Don’t delay call us today 250-597-8097.

Sub Zero Heating and Cooling uses Daikin Brands
Sub Zero Heating and Cooling uses Venmar Brands
Sub Zero Heating and Cooling uses American Standard Brands
Sub Zero Heating and Cooling uses Navien Brands

Sub Zero is a family owned and operated mechanical contracting business.


6167 Lane Rd, Duncan BC, V9L4E2

250 597 8097


Serving the HVAC needs of Vancouver Island and the Gulf Island communities with honesty and integrity.