HVAC Product Warranty Registration
Please click on your product manufacturer logo below to be directed to their warranty registration site.
Easy Rentals...
get total piece of mind with our High Efficiency Furnace
and Air Conditioner Rental Program.





For a free consultation, estimate or to book your maintenance call please contact us by phone or fill out a form for a free in home estimate and one of our friendly staff will contact you shortly.
DeMark Home Ontario servicing area for HVAC-furnaces, air conditioners, hot water heaters, tankless units includes: Toronto, GTA, Vaughan, Mississauga, Brampton, Markham, Scarborough, Milton, Burlington, Niagara Falls, Oshawa, Pickering, Ajax, Aurora, Newmarket, Barrie and more.