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2. Should You Cover Your AC Unit In The Winter? Experts Explain

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   Once the colder months start to make an appearance, so does your home's heating system. The AC unit temporarily becomes thing of the past but that doesn't mean it's long forgotten. Within a few ...

3. 6 ways to keep you air conditioner working during Ohio ... - AOL

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   "Shading the condenser simply won’t make a difference in performance if the cover or canopy over an outdoor unit allows some of the rejected heat to recycle back into the unit," said Dave ...

4. 9 Outdoor Items You Should Never Leave Outside During Winter

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   Metal outdoor furniture pieces made from aluminum can stay outside, but anything made with iron or steel should come indoors. Iron and steel, when exposed to winter weather, degrade over time.

5. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   Air-side economizers also use outside air to condition spaces, but do so using fans, ducts, dampers, and control systems to introduce and distribute cool outdoor air when appropriate. An important component of natural ventilation is air change rate or air changes per hour : the hourly rate of ventilation divided by the volume of the space.

6. Air conditioning - Wikipedia

   en.wikipedia.org/wiki/Air_conditioning

   The Mitsubishi model was the first air conditioner with a cross-flow fan. [64] [65] [66] In 1969, the first mini-split air conditioner was sold in the US. [67] Multi-zone ductless systems were invented by Daikin in 1973, and variable refrigerant flow systems (which can be thought of as larger multi-split systems) were also invented by Daikin in ...

7. Stack effect - Wikipedia

   en.wikipedia.org/wiki/Stack_effect

   The net negative pressure on lower floors can induce outdoor air to infiltrate the building through doors, windows, or ductwork without backdraft dampers. Warm air will attempt to exfiltrate the building envelope through floors above the neutral axis. Mechanical refrigeration equipment provides sensible and latent cooling during summer months.