Dry Dust Filter Box 0 Reviews A simple design, the unit is used in conjunction with a standard ventilation fan to extract localised dust from the source and collect it within the unit using the high grade filter elements. This helps to keep dust at a manageable levels within confined spaces. SUBMIT ENQUIRY Submit SEE MORE Dust Extraction Features Sizes Reviews (0) High Grade G4 Filter Extracts up to 10m³/sec One size Comments are closed.