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Air Properties

Across
Recommended air change rates are per
A weatherproof air outlet on a roof
Increased volume by adding heat
What bulb thermometer uses a cloth wick
Multiply by 1.8 then add 32 will give you
Amount of heat to create a temperature change
Lines indicating relative humidity
A psychrometer that must be twirled
Replaces residential humid air with dry fresh air
A vent opening at highest point of a roof
States that heat direction always travels from warm to cold
Wind from the windward side
And effective natural ventilation during colder weather
Openings that allow for daylight and ventilation
Often compared to dew point
Lines indicating wet bulb temperatures
Instrument measuring humidity
Results from the difference in air density
Down
A well designed HRV system should be
Lines indicating dew point
Humidity in a specific volume of air
Air that weighs about .075 lbs per cubic foot
Chart use to determine properties of air
air leaving on the Leeward side
Heat often carried by air
Room having a negative pressure
Moisture collected by a cold surface
Instrument that senses an elevated humidity level
Heat that travels through a substance
Type of window with vertical pivot
What bulb temperature is recorded with a standard thermometer
Moisture that has fallen from the air
Lines indicating dry bulb temperatures
Equals 2.2 pounds
Also called a heat wheel
Air has 21%