Chapin Wide Mouth Back Pack Sprayer (63800) highlights a 6-inch opening that allows easier filling and servicing of pump. It has a durable poly wand that is rigid enough to avoid sagging and a built-in handle so you can carry it easily and to make cap removal much easier. The pump handle can be affixed on either side of the unit for right or left hand use. It also has 3 stages of filtration system: strainer basket, filter in piston cylinder and filter in shut-off. Plus, it features reinforced hose, padded cushion grip shut-off and Viton seals. It includes multiple nozzles which gives you a choice to pick a spray pattern or adjust the volume of spray.

This 4-gallon sprayer is specially designed for pesticides, fertilizers, herbicides and watering application. It comes with a metal base rail to let it stand alone when not in use or when in storage.