Holder SINTEF Certification

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Holders

Wallax as WaterGuard AS Waterstop AS wedi GmbH Wieland-Werke AG Wigolen S.A.Wiitta Oy Würth Norge AS

Wallax as

Number Product Holder Valid until

TG 20247 Wallax minirenseanlegg med sirkulasjonsfilter Wallax as 01.11.2025

TG 20426 Wallax minirenseanlegg Wallax as 01.11.2025

WaterGuard AS

Number Product Holder Valid until

TG 20042 Waterguard lekkasjestoppere WaterGuard AS 01.12.2026

Waterstop AS

Number Product Holder Valid until

TG 20420 WaterStop Lekkasjestopper Waterstop AS 01.04.2025

wedi GmbH

Number Product Holder Valid until

TG 2441 Wedi Building Board wedi GmbH 01.10.2023

TG 20043 wedi Fundo gulvelementer wedi GmbH 01.11.2026

TG 20663 Wedi Vapor SD85 N steam resistant Building Board wedi GmbH 01.04.2025

Wieland-Werke AG

Number Product Holder Valid until

PS 0002 Wicu og Sanco kobberrør Wieland-Werke AG 01.07.2024

Wigolen S.A.

Number Product Holder Valid until

1071-CPR-7038 Geotextiles and geosynthetic related products Wigolen S.A. 01.11.2026

Wiitta Oy

Number Product Holder Valid until

PS 0384 Wiitta PP rørdeler til avløpsrør Wiitta Oy 01.06.2025

Würth Norge AS

Number Product Holder Valid until

TG 20047 Wütop DU 300 Vindsperre Würth Norge AS 01.03.2027

TG 20048 Wütop Trio D-Plus Würth Norge AS 01.11.2022

TG 20675 Wütop Thermo L-2SK Würth Norge AS 01.05.2026