U.S. Department of Energy Energy Efficiency & Renewable Energy U.S. Department of Energy Energy Efficiency & Renewable Energy

All Materials

This image shows a building with more exhaust air than supply air.
This building contains a balanced system.
This image shows a building with more supply air than exhaust air.
This image represents a plumbing layout that can be used to help determine if WaterSense criteria is met. 
These lecture notes provide information about the four major ways moisture can enter a building assembly.

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