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2. Need a new air conditioner? Here's how to find a quality HVAC ...

   www.aol.com/air-conditioner-heres-quality-hvac...

   Summer isn't officially here yet, but it feels like it. Good HVAC contractors are in high demand. Here's how to find one.

3. Seasonal energy efficiency ratio - Wikipedia

   en.wikipedia.org/wiki/Seasonal_energy_efficiency...

   An air-conditioning unit rated at 72,000 BTU/h (21 kW) (6 tons), with a SEER rating of 10, operates 1000 hours per year at an electric energy cost of $0.12 per kilowatt-hour (kW·h). What is the annual cost of the electric energy it uses?

4. Heating degree day - Wikipedia

   en.wikipedia.org/wiki/Heating_degree_day

   Likewise, a similar home in Miami, Florida, whose heating degree days for the heating season is 500, would require around one tenth of the energy required to heat the house in New York City. [7] However, this is a theoretical approach as the level of insulation of a building affects the demand for heating. For example, temperatures often drop ...

5. Best HVAC Systems 2024: Energy Efficiency and Cost Savings - AOL

   www.aol.com/news/best-hvac-systems-2024-energy...

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6. Cost estimate - Wikipedia

   en.wikipedia.org/wiki/Cost_estimate

   A cost estimate is the approximation of the cost of a program, project, or operation. The cost estimate is the product of the cost estimating process. The cost estimate has a single total value and may have identifiable component values. A problem with a cost overrun can be avoided with a credible, reliable, and accurate cost estimate. A cost ...

7. Cooling load - Wikipedia

   en.wikipedia.org/wiki/Cooling_load

   The cooling load [3] is calculated to select HVAC equipment that has the appropriate cooling capacity to remove heat from the zone. A zone is typically defined as an area with similar heat gains, similar temperature and humidity control requirements, or an enclosed space within a building with the purpose to monitor and control the zone's temperature and humidity with a single sensor e.g ...