Since 1966 Power Vac Toronto has been serving Residential, Commercial & Industrial Customers in the Greater Toronto Area (GTA). We are members of the National Air Duct Cleaners Association (NADCA). 416-Air-Duct (416-247-3828) Residential Duct Cleaning EXPOSED, a must see video about low price & low service: http://www.cbc.ca/marketplace/episodes/2013/01/when-the-repairman-knocks-3.html We serve the Greater Toronto Ontario Canada Area including: Etobicoke, Whitby Brampton Toronto Ajax East York Vaughan Milton North York Aurora Mississauga Pickering Scarborough Newmarket Oshawa Markham Oakville