Weatherization Technical

ZPD from A to Z

• 

  Cory Chovanec

  Building Science specialist
  Slipstream
  Mt.Horeb, Wisconsin

Zone pressure diagnostic testing provides useful information when looking to quantify and locate air leakage pathways between the conditioned building and unconditioned zones like attics or garages. Pressure diagnostic testing can be intimidating for field staff and understanding what the numbers mean may also be a challenge. Join this session to learn how to complete ZPD testing and break down the test results.

Learning Objectives:

• Outline the steps necessary to complete zone pressure diagnostics
• Describe the relationship between hole size and pressure readings
• Breakdown test results using free to the public calculation tools