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Passive Solar? Poly Moisture Barrier?

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Simply use the HHI Search form to the left to find definitions, explanations, advice for healthy building technologies, and more...all under the HHI-Pedia™ section.

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HHI-Pedia Entries

Fan DoorA device used to pressurize or depressurize a house to evaluate its tightness.
FiltrationThe process of removing particles or pollutants from air or water.
Fire AlarmProfessionally monitored systems are most often found in commercial settings.
Flat-Plate CoreA metal, plastic, or treated-paper device that is used in some heat or energy recovery ventilators to transfer heat and sometimes humidity between two separate airstreams.
FloodHow to stay safe both during and after a disaster.
Forced DraftA system utilizing a fan to blow air into the combustion chamber of a combustion appliance.
FormaldehydeA common gas found in indoor air, often released from building materials, consisting of 1 carbon atom, 2 hydrogen atoms, and 1 oxygen atom.
Formaldehyde-Based GluesCommon glues that hold together manufactured wood products such as plywood, oriented strand board and medium density fiber board.
FoundationSupports a house and transmits its load to the ground or soil. It can have a significant impact on the health and integrity of a home.
FragrancesSynthetic fragrances and scents, added to a wide-range of consumer products, are among the most common household air pollutants.
Fresh AirOutdoor air that is brought indoors.
Fresh-Air DuctA duct through which air travels from the outdoors to the indoors to benefit the occupants, often integrated with a forced-air heating/cooling system.
Fried DustPopular term for airborne debris which burns when it comes into contact with very hot surfaces.
FungusMold, mildew, yeast and mushrooms are common examples.

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