The Current Realities

  • Basements were never designed as living space
  • Ducts leak at the rate of 25% to 30%.
  • Taller buildings and more complex attic spaces.
  • Windows that change from energy gain to energy loss in minutes.
  • Enclosure air leakage accounts for 30% to 50% of winter heating bills
  • Homeowners who expect +/- 1 0C, 3% RH