How Cross-Ventilation Works with Open Windows | Ventilation Guide #3486927 (License: Personal Use)

This diagram shows a wooden casement window swung open to the left, with three black arrows indicating incoming wind from outside. The right side remains closed, illustrating how directional airflow enters through the opening and circulates within the space. It’s a classic visual for explaining natural ventilation principles in residential design.

Used on home energy efficiency, HVAC, or sustainable architecture web pages to explain passive cooling techniques; matches user intent seeking ventilation strategies or window functionality.