HVAC Journeyman Practice Exam 2025 - Free HVAC Practice Questions and Study Guide

The correct method for supporting vent connectors is to ensure they are securely supported. This is crucial because properly secured vent connectors help maintain the efficiency of the ventilation system while also preventing unsafe conditions that can arise from improper installation. When vent connectors are securely supported, they are less likely to be damaged, dislodged, or obstructed, which can lead to issues such as leaks of harmful gases or improper air flow.

The design of HVAC systems requires that all components, including vent connectors, are secured to ensure safety and functionality. This involves using appropriate brackets, hangers, or other means to support the vent securely. A secured vent connector will also help in maintaining the proper slope or alignment necessary for optimal performance and drainage of condensate if applicable.

In contrast, methods such as loosely placing, tightly bracketing, or allowing vent connectors to hang freely can lead to problems. Loose placements could result in movement or disconnection over time, while tight bracketing could cause stress on the connectors, leading to potential damage or failure. Allowing connectors to hang freely poses significant safety risks, including the possibility of disconnection or obstruction of airflow, which can be detrimental to the system's operation.