We bought a new house and the previous owner had kept a cat and dog to which some members of my family were allergic. Getzschman Heating did a thorough duct cleaning to resolve the issue. Not only was the company able to work with my schedule, but the technicians were professional and helpful. Most importantly, no one in my family has had any allergy problems since. I heartily recommend Getzschman Heating for any of your heating and cooling needs. You really can trust them with your keys.