Pressure washing dirt, grime, mold, mildew, stains, and other debris from the surface of a deck to restore its appearance and maintain its structural integrity. Decks are typically made of wood, composite materials, or other outdoor-friendly materials, and they can accumulate dirt and stains over time due to exposure to the elements, foot traffic, and other environmental factors. Regular cleaning helps prolong the life of the deck and keeps it looking its best.