Who is Kiwa Watermark product certification, testing and inspection for?
Kiwa Watermark certification for rubbers and adhesives is relevant for manufacturers, distributors and traders of products applied in drinking water systems to show compliance to Dutch law. The product certification of rubber products for applications in contact with drinking water in The Netherlands is also important for contractors, architect, installers, plumbers and anyone working for a municipality or housing association involved in installing drinking water installations.
About Kiwa Watermark product certification, testing and inspection
The Kiwa Watermark is a proof of compliance to the legislation for products in contact with drinking water in The Netherlands.
To obtain the Watermark certification:
- Rubbers are tested on requirements for hardness, tensile strength, elongation, and volume change after fluid exposure and/or heat resistance.
- Adhesives’ performance tests strength measurements like tensile, shear and peel data and other adhesive property tests such as impact, odor, and aging.
In addition, the products must meet the hygienic requirements as set by the Dutch government and require an agreed constant quality level.
Kiwa Watermark certification evaluation guidelines
The Kiwa Watermark evaluation guidelines include all requirements set by the market and government for products that come into contact with drinking water: both the private, functional requirements and the public, hygienic requirements.
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Certification of vulcanised rubber products for cold and hot drinking water applications (BRL-K17504)
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TPE materials for products in cold drinking water applications (BRL-K17505-1)
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TPE sealing elements in cold drinking water applications (BRL K17505-2)
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Adhesives for joints in thermoplastic piping systems for the transport of drinking water (BRL-K525)
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Lubricants for rubber ring joints (BRL-K535)
Contact our certification experts in this area to study your question and work with you to find the right solution to obtain the Kiwa Watermark quality mark.
Kiwa Watermark certification process
Find certified companies and organizations
Search company name, city, standard, BRL and/or certificate number with this finder on the Kiwa Netherlands website.