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Case studies / Construction
Construction · LCA · EPD · EN 15804 · verification

EPDs for several groups of construction products

An LCA report and EPDs for several groups of building products. We went from the data and the sums to the final check.

EPD LCA EN 15804
Client
Construction products manufacturer
Sector
Construction products
Scope of work
LCA report · EPDs
Used for
Construction market · investors · designers
Where the client started

The client needed Environmental Product Declarations (EPDs). An EPD is a public, checked report on the impact of a product. The client wanted to use them in talks with builders, investors and designers.

There were several product groups, so the same rules and clear files were a must. An EPD is not just a sheet with a result. It is a process. It needs an LCA model and a report. It also needs a note on the data and its quality, a guide to the results and a check.

Main challenges
—several product groups in one process,
—data from different production variants or sites,
—an LCA report and the declarations,
—data quality and weighted results,
—answers to the verifier’s comments.
Size of the project

We made several EPDs at the same time. There were several product groups and data sets, but one LCA process and one check.

With several EPDs, quality control and the same assumptions matter more. Each product group needs the same rules, clear data sources and a clear reading of the results.

Scope of work

How we ran the project

01

LCA data collection

The data covered raw materials, energy, transport, waste and production process settings.

02

LCA model

We made the calculations for each product group.

03

LCA report

The report set out the method, the data sources, the assumptions and how to read the results.

04

EPDs

We wrote an EPD for each product group in line with the programme rules.

05

Verification support

We made changes after the verifier’s comments and filled the gaps in the files.

LCA EPD EN 15804 DQR third-party verification
Result

The client got an LCA report and EPDs that were ready for the check and for publication. The project put the product data in order. The company can now show the impact of its building products.

Conclusion

A good EPD needs more than sums. It also needs good files and quality control. With several product groups, the key is to keep the same rules, clear data sources and a clear reading of the results.

Do you need EPDs for your products?

Let’s talk. We will guide you through the LCA, the declaration and the check by an independent verifier.

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