Recently I had an amazing experience using this wonderful company. Service man came on time and he was polite and neat, he explained everything about charges by promotional coupon and i did understood that i had some extra work involved. Coupon cover certain part of service and as long as i have 3 lvl house and it really could be 3 main ducts each floor i did understand that it takes time and money to clean each of them. I don't think its fair to write down something bad about this company cuz i am not so cheap and i can pay for my... read full review »