The Rittal replacement filter mat for the SK 3239 ventilation system is a high-quality solution for effective air filtration. This filter mat is specially designed for use in filter fans and offers reliable filtering of particles from a size of 10 micrometres. With a pack of 50 pieces, it is ideal for the regular replacement and maintenance of ventilation systems. The filter mat is made of robust plastic and is manufactured in Germany, which speaks in favour of high quality and durability. The dimensions of 173 x 173 x 17 mm allow easy integration into the corresponding filter fans. This replacement filter mat helps to improve the air quality in various applications and ensures the smooth operation of ventilation systems. Filter class G3 for effective air filtration. Filters out particles from 10 micrometres. Manufactured in Germany for high quality. Pack of 50 pieces for regular replacement.