A sample return-air window was tested in a guarded hot box to evaluate its performance under winter nighttime conditions with 100% of the air being returned to the occupied space. Predictions were then made of the window's performance under the same conditions when a fraction of the air was exhausted to the outside and the remainder mixed with make-up air for the habitable space. Results show considerable energy savings when using air-flow windows versus the conventional insulating glass type.
Air exchange rates were measured repeatedly in seven Fairbanks buildings throughout the 1982-1983 winter. These buildings ranged from small private ho...
Unintentional freeze-ups can cause a considerable amount of damage to a building's mechanical and architectural components resulting in costly repairs...
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