States that most Colorado homes deliver R-13 walls, R-30 attics, double vinyl windows (no low-e) a low-end water heater, and extraordinarily leaky ductwork. Describes the work of one builder who has changed to building high-performance homes, and details the features which make the new homes stand out.
Colorado builder leapfrogs the pack.
![](https://www.aivc.org/sites/default/files/default_images/default_image_5.png)
Year:
2002
Bibliographic info:
USA, Energy Design Update, January 2002, pp 9-11.