The Chapin Brass Adjustable Nozzle (#6-6000) that is on the Chapin Professional Farm & Field Viton Sprayer 2 Gal. (21240XP) sprays a cone spray and a stream spray.
Chapin Professional Farm & Field Viton Sprayer 2 Gal. (21240XP) contains an 12" wand.
Yes, the Chapin Professional Farm & Field Viton Sprayer 2 Gal. (21240XP) disassembles for easy cleaning and storage. The hose can be unscrewed from the tank.
No, the Chapin Professional Farm & Field Viton Sprayer 2 Gal. (21240XP) does not have foaming capabilities, so it would not work for foam applications. You can look at using the Chapin Poly Foamer 2 Gallon (2659E).
We do not recommend that you use gasoline or ethanol in any sprayer because of their flash points. We did speak to the 2 manufacturers on their lines of sprayers we carry and both said that while they cannot truly recommend a sprayer for your needs because of liability issues, some professionals do use the Chapin 3.5 Gallon Concrete Sprayer 1949 to spray diesel fuel.