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fire alarm device manual |
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fire alarm control and indicating equipment |
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fire alarm call point, manual |
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fire alarm |
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filling density |
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fault warning routing equipment |
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fault warning receiving station |
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fault warning (trouble signal) |
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false alarm, system failure |
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false alarm, malicious |
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false alarm with good intent |
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false alarm |
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falling main |
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Face veil channel |
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Face cover channel |
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Face cover |
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extinguishing powder |
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Extinguishing gas other than Halon or CO2 |
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extinguishing foam |
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Extension stepping stool |
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