The 2" Grounded Bulk Pickup Vacuum Accessory Kit from Goodway includes grounding wire, for safety in hazardous pickup conditions. It's a commercial grade 2" vacuum accessory kit for general cleanup needs. Recommended for large diameters, dry debris and liquid recovery.
Goodway's replacement liquid shut-off cage and float is made for wet applications. It is required for use when vacuuming liquids with a DV-E2 or DV-E3. It increases the safety and convenience of DV vacuums when picking up large volumes of liquid.