This Solo Chemical Sprayer sprays up to 45 PSI with fewer strokes Specially designed for high efficiency, the pump has an automatic relief valve and a commercial-quality shutoff valve. Perfect for applying herbicides, insecticides and other non-acidic chemicals. Large, easy-fill opening. UV resistant polyethylene tank has big carry handle for easy pumping. Built-in retainer holds wand and hose. U.S.A. Sprayer Type Handheld, Pressure PSI 45, Seal Type Viton, Tank Size gal. 2 1/4, Hose Length in. 48, Wand Length in. 27, Pump Type Piston, Spray Pattern Fan, hollow cone, jet stream. Viton seals and O-rings stand up to harsh chemicals Corrosion-resistant, high-density polyethylene tank, pump and sprayer construction Longer pump stroke and larger cylinder for less pumping. Pressure relief valve makes opening easy after spraying 48in. heavy-duty hose Large 4 1/2in. easy-fill tank opening. Adjustable nylon carrying strap. Roundup ready.