Fire Alarm Speakers for voice communications.

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yorky #202159 07/20/11 10:19 PM

Joined: May 2003

Posts: 1,158

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Maybe your answer will be in one of these standards
i dont think they are cheap though
http://www.cfaa.ca/codesandstandardsupdate.html

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Subject	Posted By	Posted
Fire Alarm Speakers for voice communications.	yorky	07/20/11 08:25 PM
Re: Fire Alarm Speakers for voice communications.	dougwells	07/21/11 02:19 AM
Re: Fire Alarm Speakers for voice communications.	jay8	07/23/11 04:37 AM

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ECN Forum Forums Code Related Discussion Canadian Electrical Code Topics Fire Alarm Speakers for voice communications.