Sweep off loose dirt, leaves, and debris
Rinse the deck with water
Mix warm water with mild soap
Scrub the surface with a soft-bristle brush
Clean in the direction of the deck boards
Rinse thoroughly with clean water
Remove stains as soon as possible
Use a composite deck cleaner for tough stains
Avoid harsh chemicals, bleach, and abrasive cleaners
Avoid pressure washing at high pressure
Clean spills promptly
Wash the deck regularly to prevent buildup