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UNE-EN ISO 21922:2022/A1:2025
Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1 (ISO 21922:2021/Amd 1:2024)
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Technical characteristics
| Publisher | Asociacion Espanola de Normalizacion y Certificacion (AENOR) |
| Publication Date | 09/10/2025 |
| Page Count | 15 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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13/07/2022
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13/07/2022
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