I recently had service to clean out my vents and was very impressed with the level of professionalism and respectfulness of the technician, Rodolfo. I was expecting the task to take most of the day and make it inconvenient to be inside, but this was not the case. Rodolfo was able to complete everything sooner than I had expected with no compromise to the quality of work, my vents look brand new! Also, every professional I talked to via phone was incredibly helpful and polite. Overall I couldn't be happier. I highly recommend.