Fire alarm system
A fire alarm system is number of devices working together to detect and warn people through visual and audio appliances when smoke, fire, carbon monoxide or other emergencies are present. These alarms may be activated from smoke detectors, and heat detectors. Alarms can be either motorised bells or wall mountable sounders or horns. They can also be speaker strobes which sound an alarm, followed by a voice evacuation message which warn people inside the building not to use the elevators.
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Fire alarm system
A fire alarm system is number of devices working together to detect and warn people through visual and audio appliances when smoke, fire, carbon monoxide or other emergencies are present. These alarms may be activated from smoke detectors, and heat detectors. Alarms can be either motorised bells or wall mountable sounders or horns. They can also be speaker strobes which sound an alarm, followed by a voice evacuation message which warn people inside the building not to use the elevators.
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Fire alarm system

Fire alarm system
eBook
$1.18
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Product Details
BN ID: | 2940156740451 |
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Publisher: | Euprint press Limited |
Publication date: | 07/18/2016 |
Sold by: | Barnes & Noble |
Format: | eBook |
File size: | 25 KB |
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