by Mark Hansberger on May 11, 2011May 11, 2011 Attic Fans Increase Air Flow And Comfort Arizona understands “hot.” It’s not uncommon for Yuma to experience summer temperatures as high as 120 degrees. How do you keep your house cool in heat like that?Read More Filed Under: Energy Evaluations– Fans– IAQ – Indoor Air Quality Tagged With: air flow– attic fans