The Elta 79-SQU82-ISO is a G4-rated coarse filter media panel designed for use with Qube SQU ventilation systems, measuring 820mm x 820mm. It features a durable extruded aluminium frame, providing long-lasting strength and corrosion resistance. The filter media meets ISO 16890 standards, offering reliable performance for capturing coarse particles in commercial and industrial environments. Ideal for applications where basic dust and debris filtration is required.