1 - Oklahoma

2.1 10 101 Use power washer unit at pressures of 2,000-5,000 psi with flow rates of 4 to 14 gallons per min. 2.1 10 102 Use only clean, fresh water to remove oil, dirt, grease, chalk and other debris. 2.1 10 103 Vary tip size and distance from the surface to be cleaned according to the type and amount of. contaminants on surface. ................
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