I did some research before I asked Indoor Air Quality Solutions, IAQS to do any work for me. I found that their website had a lot more information than their competitors and it showed much more work was put into making sure that a potential customer had that information. I really appreciated that! I found the people at Indoor Air Quality Solutions, IAQS to be very professional and friendly people, and they were very good about answering any questions I had. They did a very good job for me!