They just finished up at our home. They did an awesome job with great professionalism. They were very friendly, knowledgeable and efficient. They tested the duct system of our central forced air and heating, sealed and repaired leaks and made it more efficient by 11% at no cost to us. We highly recommend EcoSeal, LLP to our family, friends and neighbors who want to save money from escaping through leaks in the ducts of their air and heat systems. feeling thankful and more efficient.