DVH 10 ‘Wet’ Dust Extractor 0 Reviews Much larger than our MRDE de-dust units, the DVH 10 is suited to larger tunnel diameters, where high levels of ventilation are required (sprayed concrete and concrete breaking are prime examples). SUBMIT ENQUIRY Submit SEE MORE Dust Extraction Features Sizes Reviews (0) Fully self-contained. Very High Capacity for a ‘wet’ system Extracts up to 10m³/sec Removes 99% of total dust Removes 94% of respirable dust 1000mm dia. Comments are closed.