Chapin International 22251XP Industrial Dripless Sprayer For Acid Staining and Acid Cleaning, 2 gallon, Translucent White 2-Gallon translucent poly tank with 4-inch wide mouth opening for easy filling and cleaning Designed specifically for acid stain applications with acid and chemical resistant seals and gaskets Professional dripless shut off with Comfort Grip trigger and Lock-off feature to prevent accidental discharge Pressure relief valve Adjustable poly cone nozzle sprays coarse stream to a fine mist