Unvented Attic

  1. Thermal Envelope
    Icynene Insulation applied to walls and underside of the roof deck
    Completely sealed, unvented attic
    All ductwork located within conditioned space
  2. High Performance Heating and Cooling
    Properly sized A/C
    Transfer grills in all rooms without hard ducted returns
    Improved air filtration
  3. Fresh Air Ventilation
    Fresh air intake tied to return side of A/C
    Ventilation system maintains positive pressure on house
    Re-circulating air maintains more even temperatures throughout the house
  4. Combustion Appliances
    All gas appliances should be sealed combustion with supply air
    Positive house pressure eliminates back drafting
  5. Pollution Ventilation
    All bath and kitchen fans should vent to the outside
    These fans should be operated during cooking and showering activities