The Chapin Dripless Acid Staining Sprayer is specifically designed and equipped to handle the acids for acid staining and cleaning associated with acid staining. The 2-gallon translucent poly tank comes with a wide 4-inch mouth opening for easy filling and cleaning. Boasting a professional dripless shut-off with Comfort Grip Lock-off feature to prevent accidental discharge. An adjustable poly cone nozzle sprays a coarse stream to a fine mist. Featuring acid and chemical-resistant seals and gaskets, and pressure relief valve.