Chauvet Professional QDF Quick Dissipating Haze Fluid - GallonCHAUVET Quick Dissipating QDF fluid is formulated specifically for use with the Vesuvio. It generates a thin mist of haze, doesnt stain or leave residue, and is nontoxic, nonflammable and unscented. AT A GLANCE Water based formula specifically designed for use with the Geyser family of foggers Produces a thick cloud of fog that dissipates in seconds, allowing frequent bursts of eye catching effects Will not stain or leave residue Non toxic, non