The Soler and Palau MFL-315 G4 is a duct mounted filter box engineered to improve air quality in ventilation systems. Featuring a G4 grade filter and 315mm size, it effectively captures dust, debris, and other airborne particles, protecting downstream equipment and maintaining clean airflow. Its robust design allows easy integration into residential, commercial, or light industrial ducted systems. The MFL-315 G4 provides reliable filtration performance, helping to ensure healthy indoor air and enhance the efficiency and longevity of ventilation equipment.