The Hart & Cooley 658 Series 306658 is a baseboard return air grille made for ventilation and indoor air quality. This grille has steel construction with a bright white enamel finish. It features fins spaced one third of an inch apart, set at a twenty-degree angle. It is designed as a complementary return air grille for the 655 supply grille. The Hart & Cooley 306658 provides a large open area to promote optimal airflow.
This return air grille ensures effective air circulation while enhancing aesthetics.