Both the IPC and UPC Dictate That Pressures Within the System

question 10

Multiple Choice

Both the IPC and UPC dictate that pressures within the system should not fluctuate more than how much?

• A)plus or minus 2-inch water column
• B)plus or minus 1-inch water column
• C)plus or minus 3-inch water column
• D)plus or minus 1/2-inch water column

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Definitions:

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