Rubber rings

Rubber, adhesives and coatings

Natural and synthetic materials and components such as rubber, adhesives and coatings are used in water supply networks. Design, performance and health requirements for these products are described in national and international regulations and standards, ensuring the availability of safe (drinking) water.

Kiwa facilitates an extensive portfolio of approval and testing services for products such as seals, rings and gaskets, thermoplastic elastomers, adhesives and lubricants, protective coatings and lining material, fenders and bearings.

Guidance to OWWSC approval for manufacturer & vender by Kiwa

OWWSC approval is applicable to all manufactures and suppliers of water supply components and materials that are used in the production and distribution networks in Sultanate of Oman. Kiwa can supports this compliance process by providing testing and insp...

NSF ANSI CAN 61: Drinking water

Kiwa UNI Testing and Certification

The KIWA-UNI mark certifies the conformity of plastic and metal components in contact with water and gas to national and international standards.

UNI testing and certification

NSF/ANSI/CAN 372 Certification | Kiwa UK

Most North American and Canadian governmental agencies that regulate drinking water supplies require that water treatment or distribution products comply with NSF/ANSI/CAN 372: Drinking water system components – Lead content.

NSF ANSI CAN 372

NSF/ANSI/CAN 61 Certification | Kiwa UK

Nearly all U.S. states and Canadian provinces/territories require that components of drinking water distribution systems comply with and/or be certified to the NSF/ANSI/CAN 61 standard. This standard sets minimum criteria for evaluating the health effects...

NSF ANSI CAN 61: Drinking water

DVGW Testing and Inspection

Testing and inspection for water and gas materials, components and products in accordance with various German DVGW evaluation guidelines to promote safety, hygiene and innovation – for the benefit of the environment and consumers.

DVGW

Finland Type Approval for Taps and Water Supply Systems

According to the law of Finland, the manufacturer should demonstrate that the construction product meets the set requirements. Type Approval is the simplest way to demonstrate conformity.

large tap

UBA Criteria for Drinking Water Products | Kiwa UK

In Germany, plastic products of all kinds as well as rubber products that come into contact with drinking water must meet the hygienic and toxicological requirements of the guidelines of the Federal Environment Agency test (UBA). This is described in the ...

Tapping a glass of water in the kitchen

Water Product Evaluation & Consultancy

Accelerate product development with expert design evaluation and pre-compliance testing for sanitary and plumbing products. Trusted by manufacturers, engineers, and suppliers to meet UK and European water standards.

The tap is running

Inspection for Construction Product Certificates and Approvals

Safeguard approved construction products continue measuring up to the requirements with inspection by an independent inspection body. Kiwa Sverige AB is accepted in Denmark, Finland, Norway and Sweden for conducting inspection for; GDV, SINTEF, STF and VA...

inspection for construction product certificates and approvals

ISO 14001 Environmental Management

ISO 14001 provides an internationally recognized framework for establishing an Environmental Management System (EMS). It helps organizations identify and manage environmental impacts, improve resource efficiency, reduce waste and demonstrate a clear commi...

Glass globe with a world map design resting on moss in a lush green forest with sunlight filtering through the trees.

Kiwa Watermark Certification, Testing and Inspection

Tests and Kiwa Watermark certification guarantee compliance with the requirements of Dutch standards for products in contact with drinking water used in industrial and domestic drinking water installations.

Water tap

KOMO Certification and Testing

Tests and KOMO certification guarantee compliance with the requirements of Dutch standards for products for the building and infrastructure sector.

komo-certification-and-testing

ISO 9001 Quality Management

ISO 9001 Quality Management Systems Certification with Kiwa: improve your performance, meet customers’ needs and increase your profit.

People sitting in an office working on their laptops, shaking hands

Performance Testing for Rubbers and Adhesives

Kiwa testing on rubber and adhesives to have certification requirements validated and demonstrate compliance to national and international product standards.

Rubbers testing

KUKreg4: Water Regulation 4 Compliance

Kiwa Watertec’s KUKreg4 scheme offers UKAS-accredited testing and certification for sanitary and plumbing products under Water Regulation 4. Fast, reliable, and recognised across the UK and internationally – helping you get listed, certified, and confiden...

Drainer

Performance Testing for Plastic & GRP Pipes | Kiwa UK

Physical, mechanical, chemical, leak tightness and hydrostatic pressure testing on all types of plastic piping systems to have certification requirements validated and demonstrate compliance to national and international product standards.

performance-testing-for-plastics-multilayer-and-grp

Sweden Type Approval for taps and water supply systems

Type approval for taps and water supply systems is the easiest way to indicate conformity of construction products with regulatory requirements in Sweden. The approval also indicates suitability for the application.

Swedish Type Approval for taps and water supply systems

Ü-mark – German High-Quality Mark for Construction Products

The Ü-mark indicates the usability of a construction product in Germany according to national requirements which are not covered by CE marking.

inspection for construction product certificates and approvals

WRAS Testing & Approval — Trusted by Specifiers

Kiwa Watertec provides WRAS-aligned testing for sanitary and plumbing products, helping manufacturers meet Water Regulation 4 requirements. Fast, reliable, and trusted by WRAS and specifiers.

Tap water

Explore Kiwa Watertec’s UKAS-accredited services for sanitary and plumbing products — including KUKreg4, TMV, and BS 6920 testing. Trusted by manufacturers, specifiers, and installers.