This co. was recommended through a friend. They used this co. a few times for their house and rentals. I had Angel as my sales person. He was very professional, recommended the correct unit for me. He quick responded to each phone call I made and having people here with in couple days. I will definitely recommend South West HVC in the future. I am very happy the service I received. PS: Make sure is South West HVC “NOT “south west plumbing and air.