The Chapin 1949 3.5-Gallon Tri-Poxy Industrial Concrete Open Head Tank Sprayer is built for tough concrete and construction applications. Its Tri-Poxy-coated steel tank provides triple-layer protection against rust corrosion and dents for long-lasting performance. With a 3.5-gallon capacity it covers large areas with fewer refills. The sprayer s chemical-resistant seals and gaskets are compatible with various industrial chemicals such as form oils and concrete sealants while the 4-inch wide-mouth opening allows for easy filling cleaning and mixing. Designed for precision and ease of use this sprayer features a solid brass pump fan nozzle 24-inch brass wand and 48-inch reinforced hose for controlled spraying and extended reach. The Tri-Lock pump handle ensures a secure seal and consistent pressure and the lock-on shut-off valve reduces hand fatigue during extended use. With its robust construction and user-friendly features it is ideal for both professionals and DIY enthusiasts looking to tackle concrete sealing staining and other demanding projects confidently.