General description vhbw offers a high-quality F7 pocket filter designed for efficient removal of fine and coarse dust in various ventilation systems. These filters are ideal for use as main or pre-filters for HEPA filters in HVAC (heating, ventilation, and air conditioning) systems. Constructed with a galvanised iron frame and three pockets filled with a synthetic filter medium, these filters ensure optimal air quality and system performance. Technical specifications Particle filter class: F7 Number of pockets: 3 Material: synthetic fibre / galvanised iron Dimensions (width x height x depth): 28.7 x 28.7 x 36 cm Weight: 400 g Colour: neon pink with silver frame Temperature resistant: up to approx. 75 °C Compatibility and accessories Suitable for various air-conditioning and ventilation systems, including residential homes, paint shops, offices, department stores, hospitals, hotels, data centres, and food & automotive industries. Usage Regularly changing the filter is essential to