True Stories:
Empire State Building
Commercial Buildings:
Deep Retrofits
Tools and Resources:
Energy Modeling Solutions
True Stories:
Byron Rogers
Deep RetroFits:
The Right Process
True Stories
Retrofitting the World's Largest Office Building
RMI and the design team helped the Empire State Building cut energy use by nearly 40 percent and save $4.4 million in annual energy costs with a three-year payback.
Commercial Buildings
What is a Deep Retrofit?
Deep energy retrofits improve the economics of efficiency and achieve bigger energy savings for little or no added cost.
Tools and Resources
Improving Energy Analysis
RMI is working to improve energy modeling tools, solutions, and processes to drive agressive energy savings. Find free software and resources to improve your building energy analysis.
True Stories
More Bang for the ARRA Buck
The GSA-owned Byron Rogers building is on track to become one of the most energy efficient office buildings in the U.S.
Deep RetroFits
Right Steps, Right Order
Developed in conjunction with ESCOs and building owners, this section offers a closer look at how to achieve greater energy saving through the deep retrofit process.