Resource Library
What is the Building Envelope Performance (BEP) value?
Video
Overview
Watch the video to learn how the BEP value is used to describe the overall thermal performance of a building envelope.
From Oak Ridge National Laboratory
This video explains how the overall thermal performance of the building envelope can be described using the Building Envelope Performance (BEP) value.
Related Resources
Air Leakage Calculator
Use the SLA calculator to measure how much air is entering and escaping a building, helping to improve your overall air quality.
Energy Saver: Consumer Guide to Home Insulation
Download Energy Saver's Consumer Guide to Home Insulation
NAIMA: New Guide: Building Decarbonization Using Fiberglass and Mineral Wool
Download NAIMA's new guide detailing how builders can use fiberglass and mineral wool insulation to aid in whole building decarbonization activities.