The Helios LFBR 400 F7 is a pocket filter designed for efficient air filtration in ventilation systems. It features synthetic plastic filter media with a density of 64 g/m² and meets the ISO ePM1 50% (F7) filtration class. The filter offers a dust storage capacity of 88.6 g/m², enabling effective capture of fine particles and extended operational performance. Ideal for use in HVAC duct installations requiring reliable air quality control.