HVAC System

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Definition: Heating, Ventilation, and Air Conditioning system; responsible for heating and cooling a building and maintaining indoor air quality.

Relevance to home energy efficiency: HVAC systems typically account for about 40% of a home's energy use, making them a critical focus for energy efficiency improvements.

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Benefits:

• Provides comfortable indoor temperatures year-round
• Improves indoor air quality when properly maintained
• Modern, efficient systems can significantly reduce energy consumption

Drawbacks:

• Can be expensive to install or replace
• Requires regular maintenance for optimal performance
• Inefficient systems can lead to high energy bills

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Statistics: The U.S. Department of Energy reports that upgrading to a high-efficiency HVAC system can reduce your energy bills by 20% to 40%.