Royal Class Service has some really wonderful people, and I would really recommend their services! Not only did they help me out with my furnace, but they also went out of their way to to help with some problems I was having with my chimney. The workers they have are absolutely wonderful and so easy to work with. Furthermore, all of the services they have recommended to me have been great as well! Again, they're absolutely great people with awesome attitudes, and they're really helpful too! They showed me exactly what was wrong and made sure we understood everything they explained. They spoke in terms anyone could understand, and overall, they're just a really great service. I have already recommend them to my cousin!