Energy Savings Measure Packages: Existing Homes

Research output: NRELTechnical Report


This document presents the most cost effective Energy Savings Measure Packages (ESMP) for existing mixed-fuel and all electric homes to achieve 15% and 30% savings for each BetterBuildings grantee location across the US. These packages are optimized for minimum cost to homeowners for given source energy savings given the local climate and prevalent building characteristics (i.e. foundation types). Maximum cost savings are typically found between 30% and 50% energy savings over the reference home. The dollar value of the maximum annual savings varies significantly by location but typically amounts to $300 - $700/year.
Original languageAmerican English
Number of pages170
StatePublished - 2011

NREL Publication Number

  • NREL/TP-5500-53023

Other Report Number

  • DOE/GO-102011-3447


  • BEopt building energy optimization software
  • better buildings neighborhood program
  • energy savings
  • energy savings measure packages
  • ESMP
  • optimization
  • retrofit
  • retrofits


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