Very poor service. I had these people come to my h...

Very poor service. I had these people come to my house to repair my furnace, they could not repair it, couldn t detect the problem, charged me over 600.00 dollars, never did no follow ups or showed any concern afterwards to see how the furnace was running. The service man cleaned the flame sensor and wrote down he serviced the furnace. They kept saying they would get back to me with a solution, but my calls were never returned. A new service man called and said he would get back to me, never did.