Built for comfort. Built for convenience. Built to last. SOLO's ergonomic design contours to your back for greater comfort. With a proven piston pump, you will be reliably equipped for applying spray liquid or insecticides in your garden. A low number of wearing parts and sturdy technology ensure a long service life and minimum maintenance. The large filling aperture for convenient filling of the tank and smooth-running pump make spraying pleasant work. The SOLO® 425-DELUXE, with a connecting rod-actuated piston pump, can produce a wide pressure range of up to 90 psi with an optional plug # 4200215 (not included) and is capable of performing virtually every spraying task. Easily and effectively handles liquid disinfectants, fertilizers, herbicides, pesticides and formulations for tree, shrub and plant protection.