正方形の通気口 (PP、黒/白、4/5/6 インチ)

Designed for dependable ventilation and backdraft prevention, the Square Air Vent offers both practicality and style for HVAC and residential applications.

Made from high‑quality PP plastic, it features a gravity flap louver system that automatically opens with airflow and closes when not in use, maintaining efficient air exchange while preventing unwanted backflow.

Available in classic black or clean white finishes, and in 4‑inch, 5‑inch, and 6‑inch sizes, it provides versatile installation options that fit a wide range of ducts and room designs.

Equipped with an integrated anti‑insect net, the CHIC PP Square Air Vent ensures a cleaner ventilation system by keeping dust and pests out, supporting healthier, more consistent airflow.