Introduction Small House ≠ Easy Cooling Here’s the flawed assumption:“Small houses are easier to cool.” 👉 Wrong. Small houses: Heat up faster Have limited airflow paths Often suffer from poor window placement So ventilation must be intentional, not incidental . The Core Principle: Air Must Flow, Not Just Enter Ventilation fails when: Air enters but doesn’t exit Openings are misaligned Internal partitions block flow Think of airflow as a continuous path , not random opening