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Certificate Number: CPR 599721
Scope: BS EN 771-3:2011+A1:2015 Specification for masonry units
Part 3: Aggregate concrete masonry units (Dense and lightweight aggregates)
Original Registration Date | Effective Date | Last Revision Date | Expiry Date |
---|---|---|---|
2013-06-24 | 2021-10-08 | 2021-10-08 |