Heating & Cooling Indoor Air Quality Solutions Service Maintenance Installations in Cornwall and surrounding area region

Cornelisse & Sons provides a wide range of HVAC services for residential properties in Cornwall and surrounding regions. If you don't see what you are looking for here, contact us. We will be happy to answer any of your service questions.

Here's What We Do

At Cornelisse & Sons we've had the opportunity to work on hundreds of exciting and interesting  heating and cooling projects in Cornwall and the surrounding area. We've worked closely with both our customer and supplier base to find solutions to some very complex, and sometimes challenging applications.   

We also provide residential and light commercial HVAC service, maintenance, sales & installation of heating, cooling, and indoor air quality products in the Cornwall and surrounding area, to keep your homes and businesses comfortable for your family and customers. 

Need furnace repair Cornwall? HRV repair Cornwall? HVAC system repairs Cornwall , advice and quotations.

Furnace repair Cornwall, Central Air Repairs Cornwall and replacement - Residential and Light Commercial - HVAC Cornwall, Furnace, Central Air, and HRV repair Cornwall. Sales, Service and Installation of Natural Gas, Propane and Electric Heating, Central Air Conditioning, Heat Pumps, Boilers, HRV's, Water Heaters, Duct work, Humidity & Air Quality Solutions, BBQ hook up, Gas Fireplaces. Maintenance, Inspection, Sales, and Service. Give us a call  613-360-4965.

Get a Free Estimate