Duct Masters doesn’t use Facebook community groups to advertise or contact individuals for duct cleaning. If you are contacted on a Facebook community group by someone claiming to work for Duct Masters .. DON’T BOOK WITH THEM! This scam has been circulating for years on FB community groups and still finds uninformed consumers. If you want to use our services visit our website or call the office directly at 514.826.7223. Don’t look on Facebook for a cheap cleaning, use www.NADCA.com and find professionals in your area to shop around.