About Waste Paint Hardener Turns liquid paint solid for curbside disposal. Great for latex paint/colorant spills and disposal. Just add crystals, stir into paint, once hardens, dispose of according to local regulations. Features: Great for latex and oil based paint/colorant spills Easy to use Works in minutes
For Best Results Add the crystals to the waste or spilled latex paint/colorant. One cup of water may be added to thick paint for ease of use.