ATG H631

PENRHYN

ATG NL
ATG FR
ATG NL
ATG FR
Valid from 09/10/2026 to 08/09/2031

Scope

NATURAL STONES
SLATES
Approval Operator:
SECO - BUILDWISE
Certification Operator:
BCCA
131028

Holder

WELSH SLATE

Penrhyn Quarry, Bethesda (Near Bangor)
GB LL57 4YG
GWYNEDD – NORTH WALES
United Kingdom

Products under approval

  • county
  • celtic
  • PENRHYN
Previous version(s) of the document
ReferenceHolderObjectValid fromto
ATG H631PENRHYN06/09/202105/09/2026NLFR
ATG H631PENRHYN17/06/201616/06/2021NLFR
ATG 08/H631WELSH SLATEPENRHYN17/11/200816/11/2013
→ 30/11/2016		NLFR

Previous version(s) of the document

ATG H631

Holder:

Object: PENRHYN

Validity: from 06/09/2021 to 05/09/2026

NLFR

ATG H631

Holder:

Object: PENRHYN

Validity: from 17/06/2016 to 16/06/2021

NLFR

ATG 08/H631

Holder: WELSH SLATE

Object: PENRHYN

Validity: from 17/11/2008 to 16/11/2013→ 30/11/2016

NLFR

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