Energy & Atmosphere
What Is a Building Envelope? Components & Design [2026]
What is a building envelope? Learn its components, the four control layers, design and testing basics, and how the building envelope earns points in LEED v5.
ASHRAE 90.1 Explained: Scope, Compliance & LEED v5 [2026]
What is ASHRAE 90.1? Learn what the energy standard covers, which buildings it applies to, its compliance paths, how it relates to the IECC, and LEED v5.
Building Commissioning: Process, Types & LEED [2026]
Building commissioning explained: the process from OPR to occupancy, the commissioning authority, retro- and re-commissioning, and what LEED requires.
Demand Response: How Buildings Help the Grid [2026]
Demand response explained: how buildings reduce or shift electricity use during peak events, the programs and incentives, and how LEED v5 rewards it all.
Energy Modeling: How It Works, Software & LEED [2026]
Energy modeling explained: how building energy simulation works, the inputs and outputs, the major software tools, and the LEED credits that run through it.
Energy Use Intensity (EUI): The Core Metric [2026]
Energy use intensity (EUI) explained: the formula, site vs source EUI, what counts as a good number, and how this metric drives benchmarking and LEED.