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GB 29539-2025
Minimum allowable values of energy efficiency and energy efficiency grades for household and similar range hoods and ventilating fans
GB 29539-2025 家用和类似用途吸油烟机与换气扇能效限定值及能效等级
- Issue date
- 2025-10-31
- Effective date
- 2026-11-01
- Standard type
- National Standards
- ICS / CCS
- 27.010 / F01
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Scope
Minimum allowable values of energy efficiency and energy efficiency grades for household and similar range hoods and ventilating fans
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