HHI-Pedia

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HHI-Pedia Entries

ICF or Insulating Concrete Form	Insulating Concrete Forms or ICFs are popular in green building projects because of their thermal performance, durability, non-outgassing materials, and other reasons.
IFH	The International Scientific Forum on Home Hygiene (IFH) is a registered charity with the mission to provide practical advice and guidance on the promotion of health and well-being through improved hygiene.
IICRC	An acronym for the Institute of Inspection, Cleaning and Restoration Certification, now known as the The Clean Trust, a standards and certification organization.
In-Line Fan	A ventilating fan made to attach a duct at each end, often called a tube fan.
Inches of Mercury	A unit of pressure measurement. About 3,386 Pa. equals 1” hg.
Inches Water Gauge	A unit of pressure measurement. About 250 Pa. equals 1” w.g.
Induced Draft	A system utilizing a fan to exhaust air from the combustion chamber of a combustion appliance.
Infiltration	Air entering a house through random holes in the structure.
Infrared Thermography	Thermographic inspection measures surface temperatures by using infrared video and still cameras. These tools see infrared light (light that is in the heat spectrum) to detect temperature variations of the building's "skin", showing warmer areas in lighter colors and cooler areas in darker colors.
Inlet	An engineered opening through which fresh air enters a house.
Insulation	A material that inhibits the flow of heat.
Ionizer	A device that generates ions (usually negatively charged), sometimes for the purpose of cleaning the air.
Irritant	A substance that causes a part of the body to become overly excited or sensitive.

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Information provided by The Healthy House Institute is designed to support, not to replace the relationship between patient/physician or other qualified healthcare provider.