The following steps are required to gain WRAS approval for a product for use in contact with drinking water:
| 1. | WRAS notifies that an Audit is due
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| 2. | Applicant applies to the WRAS
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| 3. | Scientific Advisor at WRAS advises which tests are required
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| 4. | Applicant contacts WRc-NSF Ltd and sends a copy of the letter from Scientific Advisory
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| 5. | Applicant completes application form
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| 6. | WRc-NSF carries out tests and prepares Test Report
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| 7. | WRc-NSF sends test report to Scientific Advisor at WRAS and customer directly
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| 8. | If the product has passed the audit testing WRAS continues to lists the material or product in the Water Fitting and Materials Directory (WFMD) |