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Home Inspection

Category - Building Science

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Why are restraining cables needed for garage doors?

To allow the garage door to open
To keep the garage door from closing suddenly
To prevent injuries if the garage door spring breaks
All of the above

Explanation

Answer: C - Restraining cables are needed for garage doors to prevent injuries if the garage door spring breaks. The restraining cable keeps the spring in place. Even if it breaks, the restrained spring is unable to whip around and cause an injury.

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