How to: Pressure Wash a Deck - Vortexx Pressure Washers
Sun Joe SPX-PCA10 10-Inch Surface, Deck and Patio Cleaning Attachment for SPX Series Pressure Washer - YouTube
SIMPSON Steel 15-in 3700 PSI Rotating Surface Cleaner for Gas and Electric Pressure Washers in the Pressure Washer Surface Cleaners department at Lowes.com