| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JJF 1261.9-2022 | English | 1349 |
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Rules of Metrology Testing for Energy Efficiency of Domestic Gas Instantaneous Water Heaters and Gas Fired Heating and Hot Water Combi-boilers
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JJF 1261.9-2022
| Valid |
JJF 1261.9-2022
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