Vent terminals should not be located near what?

Vent terminals are critical components of plumbing systems, designed to allow the escape of gases and pressure from drainage systems while ensuring that fresh air can enter the system. Proper placement of these vents is essential for maintaining indoor air quality and compliance with plumbing codes.

The correct choice relates to the positioning of vent terminals in relation to windows, doors, or ventilation intakes. When vent terminals are situated too close to these openings, there is a risk of sewer gases re-entering the building, which can pose health hazards and lead to unpleasant odors. By extending the vent terminal at least 2 feet above the openings, it creates a buffer zone that prevents the potential backflow of gases, thereby safeguarding the air quality indoors.

In contrast, while electrical outlets, driveways, and highways do present certain risks or concerns, they do not have the same direct implications for indoor air quality and safety as vents located near windows, doors, and intakes. Therefore, keeping vent terminals adequately distanced from these sensitive locations is crucial for effective plumbing design.