Learn · Sustainable Building Certifications
Germany came late to green building certification and used the delay well. DGNB looks past energy alone to the building’s entire life and cost.
DGNB is the German green building standard, launched in 2009, well after BREEAM and LEED. Being late turned out to be an advantage. It could learn from the others and aim higher. Instead of scoring mainly energy and materials, DGNB tries to judge a building across its whole life, from the carbon in its concrete to the comfort of the people inside to the cost of running it for decades.
DGNB judges a building over its whole life. It weighs the full lifecycle, not just the energy bill, which makes it one of the most thorough standards going.
What Makes It Different
DGNB widened the lens. Where earlier systems counted features, it tries to measure outcomes across the building’s entire existence.
- ▸Lifecycle thinking, counting the carbon and cost of materials from production to demolition.
- ▸Economic quality, judging long term running costs, not just the price of building it.
- ▸Comfort and health, treating the wellbeing of occupants as a measured part of quality.
- ▸Performance over time, focused on how the building actually behaves once it is in use.
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How DGNB judges a building over its whole life, not just at the ribbon cutting.
A building’s biggest costs and impacts come after it opens. DGNB’s insight was to grade the whole life, not just the ribbon cutting.
The Lifecycle Idea
The heart of DGNB is lifecycle assessment, the habit of counting impact from cradle to grave. A building might be efficient to run yet carry a huge hidden cost in the concrete and steel it took to build. DGNB tries to capture all of it, so a low energy building made from high carbon materials does not get to hide its true footprint. It is a more honest, and harder, way to measure.
Why It Points Forward
DGNB shows where building standards are heading. The early systems proved green building could be measured. The next step is measuring it completely, including the carbon locked in materials and the decades of use ahead. That fuller accounting is slowly becoming the norm everywhere. DGNB is worth knowing as the standard that took the whole life view seriously and made the rest of the field raise its game.
The takeaways
- →DGNB is the German standard that scores a building across its whole life.
- →It counts the carbon in materials and the cost of running the building for decades.
- →Its lifecycle approach points to where all building standards are heading.