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| The validity period of fire extinguisher can be referred to below |
| From Time2021-2-22 |
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The expiry dates of various fire extinguishers are as follows:
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一，Term of validity
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1. Carbon dioxide fire extinguishers have a lifespan of 12 years
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2. Dry powder fire extinguishers have a validity period of 10 years
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3. Water-based fire extinguishers have an effective life of 6 years
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二，Maintenance period
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1. Water-based fire extinguishers shall be repaired every 1 year after the first maintenance after the expiration of the factory period of 3 years;
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2. Carbon dioxide and dry powder fire extinguishers shall be repaired every 2 years after the first maintenance after the expiration of 5 years.
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