Hart & Cooley 650 Series 12 x 4 White Flat Wall Return Air Grille

This product is designed to fit a 12"W x 4" hole in the wall or ceiling; the overall size is 13-3/4"W x 5-3/4"H x 5/16"D. When sizing and purchasing these grilles, please take this into consideration. The overall size is 13-3/4"W x 5-3/4"H x 5/16"D, and it fits a 12"W x 4" hole.

The grilles feature an all-steel construction with a bright white finish. The 1/3" spaced fins are set at 20 degrees, providing exceptional free area. There is also a 5/16" margin turnback.

Regarding the construction, the grilles are made entirely of steel and have a bright white finish. The fins, which are spaced 1/3" apart, are set at an angle of 20 degrees, resulting in an exceptional free area. Additionally, the grilles have a 5/16" margin turnback.

When it comes to the sizing, this product is designed to fit a 12-inch wide by 4-inch hole in the wall or ceiling. However, the overall dimensions of the grilles are 13-3/4 inches wide, 5-3/4 inches high, and 5/16 inches deep. Therefore, it is important to consider these overall dimensions when selecting and purchasing the grilles to ensure a proper fit.

The grilles' fins are spaced 1/3 inch apart and set at a 20-degree angle, which creates an exceptional free area. This design feature allows for optimized airflow and efficient ventilation. Furthermore, the grilles have a 5/16-inch margin turnback, which adds to their overall durability and stability.

In summary, this product is a versatile and well-designed grille that can be installed in a 12-inch wide by 4-inch hole in the wall or ceiling. Its all-steel construction, bright white finish, and carefully engineered fin configuration make it a reliable and high-performance ventilation solution. When purchasing these grilles, it is essential to consider the overall dimensions to ensure a proper fit for the intended application.

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