Tag

PCR

Every clca article tagged “PCR” — 5 technical pieces covering the topic from methodology, standards interpretation and practical application angles.

5 articles

2026-06-0510 min readISO Series

ISO 14025 and Type III declarations: the framework behind an EPD

The standard that explains why an EPD needs a program operator, why it cannot exist without a PCR, and what separates Type I, II and III.

2026-05-1111 min readStandards

PCR selection: which Product Category Rule is right for you?

EN 15804+A2 is the core PCR, but category-specific PCRs (EN 16783, EN 16757, EN 16908…) may be mandatory. How do you make the PCR selection decision?

2026-05-0610 min read

What is an Environmental Product Declaration (EPD)?

An EPD presents a product’s environmental performance in a standard format, independently verified. What it says, what it does not, and why buyers ask for one.

2026-04-1710 min read

What is the difference between a life cycle assessment and an EPD?

One is a calculation, the other a document. Every EPD has an LCA behind it, but not every LCA becomes an EPD — and the difference lies in who it is prepared for.

2026-04-1612 min readVerification

How is an Environmental Product Declaration (EPD) calculated?

The calculation behind an EPD is an LCA, but not a free one: the PCR dictates what you calculate and how. The flow from rule set to result table.