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What is the minimum required rise for vent connectors?
1 inch per foot
1/4 inch per foot
1/2 inch per foot
3 inches per foot
The correct answer is: 1/4 inch per foot
The minimum required rise for vent connectors is typically 1/4 inch per foot. This standard helps ensure that any condensation that may occur within the vent connector can drain back into the appliance rather than accumulate in the connector itself. A gradual slope aids in maintaining proper airflow and prevents blockages caused by moisture or debris, enhancing the efficiency of venting systems. By adhering to this requirement, inspectors can confidently assess that the venting system is installed correctly, promoting safety and effective operation of heating equipment. Higher rises than the minimum might be permissible but are not required, focusing primarily on preventing potential issues related to condensation and airflow.