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2. Crawl space - Wikipedia

   en.wikipedia.org/wiki/Crawl_space

   A crawl space or crawlspace is an unoccupied, unfinished, narrow space within a building, between the ground and the first (or ground) floor. The crawl space is so named because there is typically only enough room to crawl rather than stand; anything larger than about 1 to 1.5 metres (3 ft 3 in to 4 ft 11 in) and beneath the ground floor would ...

3. Ventilative cooling - Wikipedia

   en.wikipedia.org/wiki/Ventilative_cooling

   Control strategies in ventilative cooling solutions have to control the magnitude and the direction, of air flows in space and time. [1] Effective control strategies ensure high indoor comfort levels and minimum energy consumption. Strategies in a lot of cases include temperature and CO 2 monitoring. [21]

4. Category:Ventilation fans - Wikipedia

   en.wikipedia.org/wiki/Category:Ventilation_fans

   Pages in category "Ventilation fans" The following 44 pages are in this category, out of 44 total. This list may not reflect recent changes. ...

5. Fan (machine) - Wikipedia

   en.wikipedia.org/wiki/Fan_(machine)

   A household electric fan A large cylindrical fan. A fan is a powered machine that creates airflow. A fan consists of rotating vanes or blades, generally made of wood, plastic, or metal, which act on the air. The rotating assembly of blades and hub is known as an impeller, rotor, or runner. Usually, it is contained within some form of housing ...

6. This Best-Selling Portable Cooling Fan a ‘Life Saver’—and It ...

   www.aol.com/best-selling-portable-cooling-fan...

   The fan alone is worth its price, but those features are just the cherry on top. If you don’t believe us, take it from a few of the 42,000-plus five-star reviewers. “Best item I’ve bought ...

7. Centrifugal fan - Wikipedia

   en.wikipedia.org/wiki/Centrifugal_fan

   A centrifugal fan is a mechanical device for moving air or other gases in a direction at an angle to the incoming fluid. Centrifugal fans often contain a ducted housing to direct outgoing air in a specific direction or across a heat sink; such a fan is also called a blower, blower fan, or squirrel-cage fan (because it looks like a hamster wheel).

8. Colorado Hazard Control Provides Valuable Insights on What ...

   lite.aol.com/tech/story/0022/20250219/9361031.htm

   Use a vent hood that moves air to the outside when cooking with a gas stove. Maintain an indoor humidity level below 35%. Humidity exceeding 35% can lead to mold growth and trap pollutants trapped inside. Condensation on windows is a telltale sign, or your thermostat might provide humidity readings. Mold is particularly problematic.

9. Ground-coupled heat exchanger - Wikipedia

   en.wikipedia.org/wiki/Ground-coupled_heat_exchanger

   Combination system: This can be constructed with dampers that allow either closed or open operation, depending on fresh air ventilation requirements. Such a design, even in closed loop mode, could draw a quantity of fresh air when an air pressure drop is created by a solar chimney, clothes dryer, fireplace, kitchen or bathroom exhaust vents. It ...