Fire Alarm Sound Decibels - Outdoor

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Trainee Engineer
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Joined: Sat Mar 23, 2019 4:49 pm

Wed Apr 17, 2019 8:38 am


What should be the minimum and maximum fire alarm sound dB limit for an outdoor section (area) where normal sound dB is between 40-50dB? Which type of fire alarm should I use when it will install under the sky?


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