You are here

"It’s late June in Arizona and … we have yet to turn on the air conditioning."

DOE Tour of Zero: Pronghorn Ranch by Mandalay Homes infographic: Phoenix, AZ; mandalayhomes.com. 2,469 square feet, HERS score 25, $90 average monthly energy bill, $1,800 annual savings, $79,000 saved in the first 30 years.
Key features list: High-performance insulation system for enhanced quiet and comfort, comprehensive draft protection, fresh air system for cleaner indoor air, high-efficiency comfort system, energy-efficient appliances and advanced lighting technology for
Click on the box to learn more.

"We’ve been in the house for about two months now, and we’ve found the house to be very comfortable and energy-efficient. It’s late June in Arizona and the house is so well-insulated that despite peak temperatures in the mid-90s outside, we have yet to turn on the air conditioning and the house has maintained an inside temperature between 78 and 82 degrees."

– Homeowner Bob

"The energy efficiency of my home has truly blown me away. One power bill totaled $3.64 and another totaled $7.96. As far as I’m concerned, you can’t beat that."

– Homeowner Marsena

Icon with the words "watch the video."
DOE Tour of Zero: Pronghorn Ranch by Mandalay Homes floorplans.