With which of the following statements is true?

a. Service temperature is an important factor for choosing sheet metal jacket material.
b. Only one type of jacket securement is approved for hot-service systems.
c. Penetrating fasteners should not be used for securing cold-service system jacket.
d. Aluminum banding for jacket securement is recommended for corrosive environments.


c. Penetrating fasteners should not be used for securing cold-service system jacket.

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