Chapin 1949 1949 3.5-Gallon Industrial Concrete Sprayer Type: lawn-and-garden-sprayers Features: Tri-Poxy lined steel for triple protection against corrosion rust and damage from denting. Wide mouth for easy filling and cleaning. Poly holster keeps wand and nozzle secure. Metal Ergo handle. Brass fan spray nozzle for even coverage. Brass spray handle with lock-on and quick release design and threaded coupling for easy removal. Viton o-rings and gaskets for maximum resistance to chemical attack. Hose reinforced with nylon braid and vinyl core to resist chemical attack crimping cracking and leaking. Great for curing compound form oil waterproofing and coating concrete.