ventilation - Air needed by the dwelling occupants to maintain a good indoor air quality, Air change rate - The number of times that the total air volume in a room or space is completely removed and replaced in an hour, Pressurisation test / Airtightness test - A procedure to determine the air tightness of a dwelling, Heating demand (kWh/m2.a) - Total units of energy needed to heat the dwelling for a year, per square meter of floor area., infiltration - The uncontrolled flow of air into a space through unintentional gaps in the building fabric, Heating load (W/m2) - The maximum power in Watts needed to heat the house at the coldest time of the year.,

PHPP ventilation sheet quiz

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