Handheld Sprayer, Cleaning and Degreasing, Tank Capacity 3 gal., Tank Material Polyethylene, In Tank Filter No, Hose Length 42 In., Fill Opening Size 4 In., Pressure Release Yes, Wand Material Poly, Nozzle Type Adjustable, Nozzle Material Polypropylene, Hose Material Nylon Reinforced, Wand Length 18 In., Pump Length 9 In., Pressure Range 35 to 45 psi, Seal/Gasket Material Viton(R) Cleaning/Degreasing Sprayers6KY28 and 3XL17 are acid- and chemical-resistant. 2ZV90 is for use on decks, fences, and patios for staining and cleaning. 3LEX4 has heavy-duty wheels that roll easily over rough terrain and add stability when tank is upright. 6Z169, 3ZC30, and 4W499 have rugged construction with brass accessories for everyday industrial use. Wide openings allow easy cleaning and filling.Tank material: poly, except 6Z169 and 4W499 are stainless steel and 16T951, 3LEX4, and 16T952 are HDPE