No. In fact, they can be very energy efficient. Because the wall cavities are deep, you can install thick, high-grade insulation. When combined with a “cool metal roof” that reflects UV rays, your HVAC costs can be lower than in a standard home.
No. In fact, they can be very energy efficient. Because the wall cavities are deep, you can install thick, high-grade insulation. When combined with a “cool metal roof” that reflects UV rays, your HVAC costs can be lower than in a standard home.