15in High Pressure Washer Flat Surface Cleaner15in High Pressure Washer Flat Surface Cleaner delivers fast, professional grade cleaning for large flat surfaces. Ideal for driveways, sidewalks, and patios, it provides a wide 15 inch cleaning path with dual high speed rotating nozzles for even, streak free results. Cleaning Path: 15 inch wide cleaning path for efficient coverage of large flat surfaces. Dual High Speed Rotating Nozzles: Promote even, streak free cleaning across the entire width.