Insulated cover for whole house attic fan grate - The DIY Girl
Installing an attic fan. Fans can cost about $40, and an automatic shutter can be $30. Need to adapt vents to type of roof design, house location and direct sun. 1 sq foot vent area for every 300 sq feet of attic area.
Choosing a Whole House Fan: A time-tested cooling solution that uses 90% less energy than your air conditioner http://www.familyhandyman.com/heating-cooling/choosing-a-whole-house-fan/view-all
Science based info on why powered attic fans - including solar attic fans - are generally a bad idea.
HVAC / Mechanical
Attic Fan - it was wonderful to open the front and back doors and turn on the attic fan!
Solar Powered Attic Fans are Cost Effective for Keeping Your Attic Cool and Dry - http://www.homeadditionplus.com/attic_info/Solar_Powered_Attic_Fans.htm
Seal A Vent Open - Insulated Whole House Magnetic Attic Fan Shutter Cover
VENTILATION Insulation Fans
gable attic fan 300x300 Whole House Fans Vs Attic Fans
Our whole-house attic fan cools the house quickly w/o using an expensive air conditioner pulling cooler air from outside throughout the house #TaylorMadeRanch
Stuff to Try