HVAC Bedrock (Preview Only)

Managing airflows in the heating, cooling and ventilation ducts of a building is a key ingredient in the success of a high-performance home. This lesson looks at pressures and airflows in the building duct systems and the problems that can arise when ducts leak.

Learning Objectives

At the conclusion of this lesson, you will be able to:

• Understand the energy penalty associated with leaky ductwork
• Explain the air quality problems that can result from leaky ductwork
• Describe the magnitude of building air leakage that can be caused by leaky ducts
• Describe effective methods of sealing ductwork
• Know the correct standard to consult for sizing HVAC systems

Next Step: Watch the video presentation