- airtightness
- noun see airtight
New Collegiate Dictionary. 2001.
New Collegiate Dictionary. 2001.
airtightness — noun The quality of being airtight … Wiktionary
airtightness — n. quality of being impervious to air … English contemporary dictionary
airtightness — air·tight·ness … English syllables
airtightness — noun see airtight … Useful english dictionary
Blower door — A blower door is a diagnostic tool designed to measure the airtightness of buildings. and to help locate air leakage sites. A blower door consists of a calibrated fan for measuring an airflow rate, and a pressure sensing device to measure the air … Wikipedia
Duct leakage testing — A duct leakage tester is a diagnostic tool designed to measure the airtightness of forced air heating, ventilating and air conditioning (HVAC) ductwork. A duct leakage tester consists of a calibrated fan for measuring an air flow rate and a… … Wikipedia
Pennyland project — The Pennyland project was a scientifically controlled experiment on an estate of 177 houses in the Pennyland district of Milton Keynes, Buckinghamshire, United Kingdom, to compare UK and Danish building energy efficiency standards. Although… … Wikipedia
Thermal insulation — The term thermal insulation can refer to materials used to reduce the rate of heat transfer, or the methods and processes used to reduce heat transfer.Heat energy can be transferred by conduction, convection, radiation or when undergoing a phase… … Wikipedia
Passive house — The term passive house ( Passivhaus in German) refers to the rigorous, voluntary, Passivhaus standard for energy use in buildings. It results in ultra low energy buildings that require little energy for space heating or cooling. [… … Wikipedia
Energy efficiency in British housing — Domestic housing in the United Kingdom presents one of the major opportunities for achieving the 20% overall cut in UK carbon dioxide emissions targeted by the Government for 2010.Carbon emissionsAlthough carbon emissions from housing have… … Wikipedia