As more green, high-performance, and energy efficiency certifications, labels, and scoring mechanisms have come on line, it’s gotten more challenging for real estate practitioners to locate and track such information and ensure that all that high-performance data get into their MLS listings.
These were some of the issues that Northeast Energy Efficiency Partnership (NEEP), Lexington, Mass., considered when it started developing the Home Energy Labeling Information eXchange (HELIX).
