Effective surface water, ground water, roof water, and soil gas control
 

Properly sized, selected, installed and balanced HVAC systems
 

Managed mechanical ventilation and humidity control
 

Continuous exterior- and interior-side air barriers
 

Full coverage, optimal thermal insulation
 

Energy-efficient and condensation-resistant windows
 

Safe and efficient heating, cooling, water heating and lighting
 

Low toxicity materials, furnishings and lifestyles