Humidifiers

All4Elements
Sells a range of Ultrasonic Room Humidifiers. Provides a buying guide and addresses the reasons to humidify.
http://www.humidifiersdirect.com/

Miller Electric
Produces a whole house furnace humidifier that attaches to a forced air heating system. Includes photos and installation instructions.
http://www.millermister.com/

SureSource
Presents the Bemis product line, including accessories and parts.
http://www.bemis-store.com/

Vesper Research
Sells the a non-electric room humidifier as well as a water purifying pitcher. Offers testimonials and policies.
http://www.vesperresearch.com/