Downloads
Legal requirements
The refurbishment process has been comprehensively tested by the responsible cantonal chemist and approved on behalf of all the cantons.

Current EDI regulations
(Federal Department of Home Affairs)
Further documents
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Information letter from the FDHA 2020 Internal pipe rehabilitation of drinking water pipes (307.71 KB)
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Declaration of conformity coating product ‘Ceramic Polymer KTW-1’ (105.49 KB)
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Assessment principles for plastics and other organic materials (329.41 KB)
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Information letter 165 of the BAG - Food law FCM inner tube (985.55 KB)
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The FOPH no longer issues certificates (115.68 KB)
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UBA Information updates positive list for the production of elastomers in contact with drinking water (186.68 KB)
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UBA 2018 New regulation of bisphenol A (52.20 KB)
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OFI test results 2022 (996.42 KB)
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KTW Guideline (607.41 KB)
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General Terms and Conditions Promotec (235.18 KB)