B&G 10P Dura Spray 1 Gallon Sprayer (12011800) is a chemical resistant poly sprayer that is designed with industrial applications in mind, while keeping the price range at an economical level. The sprayer can spray most chemicals and has a variety of important features and parts. The sprayer has a funnel top that makes it for easy and environmentally- friendly filling, a chemical resistant extension hose that is braided for extra strength, a 12" extension wand, and a poly shut-off and extension. This product has durable valves and valve locks that can be locked on for constant spraying and locked off to stop any accidental leaks. It also has a heavy-duty, transparent poly tank for easy filling and measuring the chemicals that are being sprayed. The internal pressure release valve will keep the pressure from reaching 55 psi, removing the need for an external valve. Finally, it also comes with an adjustable pin to cone spray tips, a metal pump rod, buna gaskets and seals and is fully repairable, providing all the features for you to apply pest control chemicals effectively.