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How good are home fire alarm systems? Any working fire-detection and alarm system gives protection. But for really complete protection in the average home, you need a complete system. Fire alarm systems vary, but good ones have several points in common:
1. The components of the system are approved by Underwriters Laboratories or Factory Mutual Laboratories.
2. The system is served by its own electrical circuit. : 3. The alarm is loud and centrally located. Ideally you should also have a loud alarm to rouse your neighbors.
4. Provision is made SO that you can test the
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