- Energy Star
- Created by the U.S. Environmental Protection Agency and the U.S. Department of Energy to help consumers save money and prevent air pollution. Includes list of qualifying products, contractor selection tips, and contacts for low interest loans for upgrading to high efficiency equipment.
- Lighting Facts
- Photographs and descriptions of different styles of fixtures and bulbs, as well as cleaning tips, wiring diagrams, and suggestions for how to light a room.