On this section you can discover how organizations in the drinking water sector use Fit4DW to make technical knowledge more accessible, reduce search time, and improve compliance with DVGW-CERT standards and regulations.
These use cases highlight real-world challenges, practical implementations, and measurable results achieved through AI-powered knowledge management.
The advantages of working with Fit4DW
A single source of truth
Your intellectual property is protected
Data transfer is safe
Ready for certification/DWD
Saving valuable time
One trusted digital infrastructure
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FAQ Cases
If a material or component already has a pre-product or intermediate product certificate, how can Fit4DW help simplify my certification process?
Fit4DW helps manufacturers of assembled products gather and access relevant compliance information more efficiently. By making certificates and supporting documentation easier to find and reuse, Fit4DW can help reduce certification lead times and avoid unnecessary duplicate testing.
For suppliers of pre-products and intermediate products, Fit4DW provides a central place to demonstrate valid drinking water compliance credentials to potential customers across the industry.
If our product is a final product for us, but will be used in our customer's assembled product, will additional testing still be required?
Please refer to the relevant EU supporting documents.
The answer depends on the product, the applicable procedures, the risk group, and the way in which the material or intermediate product has been tested and certified.
Fit4DW supports this process by making relevant certificates, test reports, and material information easier to organize, access, and reuse. The platform itself does not determine whether additional testing is required.
If a material is listed in Fit4DW, can I use it for any product, process, or risk group?
Not necessarily.
Valid certificates may be used within the scope for which they were issued. The applicable certification scope, conditions of use, and other relevant limitations should always be respected.
Fit4DW makes this information visible and accessible, allowing users to understand how and where a particular material, component, or certificate can be applied.
I am a raw material supplier. How can Fit4DW help me?
Fit4DW helps raw material suppliers showcase the compliance status of their materials, pre-products, and intermediate products to potential customers in a structured and professional way.
The platform also supports the secure sharing of confidential information, test reports, and certificates with certification bodies that have been approved by you. Formulations themselves are not stored in the database and are therefore not openly accessible.
I am a manufacturer of assembled products. How can Fit4DW help me?
Fit4DW provides visibility into components and raw materials within the supply chain that have already undergone pre-evaluations performed by participating certification bodies.
This can help make your certification process faster, more cost-effective, and less risky by improving access to relevant compliance information. Future database services will also include supply-chain notification services related to individual certificates.
I am a Notified Body. How can Fit4DW help me?
Where Drinking Water Directive supporting documents allow for mutual acceptance of results, Fit4DW provides an overview of pre-products and intermediate products that have already been assessed by other certification bodies.
This can help reduce unnecessary duplication of assessment activities while also facilitating the secure exchange of confidential information, test reports, and certificates between certification bodies.
How can Fit4DW help me save time and reduce costs?
Under the Drinking Water Directive, certain applications and risk groups may allow reliance on valid evaluations, test reports, and certificates that already exist for raw materials and intermediate products.
By making this information easier to access and reuse, Fit4DW can help reduce unnecessary work, improve efficiency, and support shorter certification processes.
Do all stakeholders in my supply chain need to use Fit4DW before I can benefit?
No. Organizations can already benefit from structuring and managing their own compliance information within Fit4DW, regardless of how many other stakeholders are currently participating.
As more organizations join the ecosystem, additional opportunities arise for information reuse, improved collaboration, and greater efficiency. However, organizations do not need to wait for their entire supply chain to participate before experiencing value.
Joined by leading stakeholders in the drinking water materials sector


















