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

All Materials

This building contains a balanced system.
This image represents a plumbing layout that can be used to help determine if WaterSense criteria is met. 
This image shows the major components of an HVAC system.  The outdoor compressor is purple, the return ducts are blue, the supply ducts are red, and the the thermostat is orange.  
Manifold Plumbing Layout
Picking Up After a Disaster
Sealed Plumbing Penetration
This image shows some of the more complex window componetns of a double pane window.