Efficient Return Air Filter Grille
The upgraded angled blades ensure optimal airflow while reducing noise. Made from durable, scratch-resistant steel with a powder-coated finish, it boosts ventilation efficiency and air quality in both homes and businesses.
Before installation, measure the wall opening to determine the correct size to order. Wall opening size equals the listed dimensions.
The built-in filter ensures efficient air exchange between indoor and outdoor spaces while effectively blocking airborne particles, greatly enhancing ventilation and air purification.
The return air grille features an easy-to-operate lock for convenient opening and closing, making cleaning and replacement simpler. The hidden hinges are suitable for ceiling installation, ensuring high security.
The included screws allow for quick setup, enabling you to complete the installation in just 4 simple steps and activate your indoor ventilation system.