Efficient Attic Systems- Offices in Houston and Dallas, some other cities aas well. I worked there for 38 weeks as an installer of attic ventilation. The amount of sketchy sh it they did and continue to do is unbelievable. Talk about bad customer service. My ex manager Joe would sooner tell a customer that they were wrong and that they were lying to him than believe that the customer is always right. If youre looking to have some insulation or radiant barrier or ventilation installed, call somebody else. These guys hire guys off the... read full review »