What do we call a group of fixtures located adjacent to the stack to minimize vent issues?

The term used to describe a group of fixtures located adjacent to the stack to minimize vent issues is known as a "Stack Group." This arrangement is crucial in plumbing systems as it allows for efficient venting of wastewater and waste gases. By positioning fixtures close to the vertical stack, which is typically a vertical pipe that conducts wastewater downward, it reduces the length of the vent runs. This can help to prevent problems associated with ventilation, such as odors or blockages, while ensuring that the drainage system functions effectively.

In plumbing design, maintaining a well-vented system is vital for the proper operation of fixtures and overall system performance. Stack Groups facilitate airflow, which is essential to prevent siphoning and maintain the necessary pressure balance in the drainage system. A well-designed Stack Group is effective in supporting the functionality of the plumbing by reducing the risk of venting issues.