The Helios LFBR 100 F7 is a compact inline filter unit designed for integration into circular ducting within ventilation systems. Featuring spigots on both ends with double lip rubber seals, it offers a secure and airtight fit to standard nominal-size ducting. The robust casing is made from galvanized sheet steel, ensuring long-lasting durability. An easily accessible panel with a quick-release clamp allows for simple and efficient filter replacement. Inside, the unit houses a high-performance bag filter rated ISO ePM1 50% (F7), constructed from synthetic fibre with a dust holding capacity of 88.6 g/m². This filter provides effective particle removal for enhanced indoor air quality in commercial and residential HVAC systems