Technician, Jule, was friendly, careful and efficient. He called because there was a bad traffic jam on I-25 when he was on his way and he had the courtesy to tell me he was running 15 mins late. Extremely personable and took care to not create a mess in our home. Very positive experience. He showed me photos of 'before' and 'after' when he was done, was very thorough and overall I would recommend Ductworks. Not the cheapest but you get what you pay for and they did it right.