The Helios ELF-ALB 125 F7 is a high-performance synthetic filter designed for superior air filtration. Composed of a durable synthetic filter fleece and a fiberplast frame, this filter is tested according to the rigorous DIN EN ISO 16890 standard. With an ISO ePM1 50%/F7 classification, it effectively captures fine particulate matter, ensuring high air quality and protection against allergens and pollutants. Ideal for use in various HVAC applications, the ELF-ALB 125 F7 is built for long-lasting performance, helping maintain cleaner, healthier air in your environment.