Maintenance Guides / Exterior & Structure

Wash vinyl siding (soft wash)

Difficulty: easyTime: 60 minsEst. Cost: $50 - $300

Why it matters

Algae and mildew bake into vinyl siding. Pressure washing damages seams. Soft-washing maintains appearance.

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How to do it

  • 1

    Set up a soft-wash system with low-pressure sprayer.

  • 2

    Mix a mild detergent solution appropriate for vinyl siding.

  • 3

    Apply detergent solution working from bottom to top.

  • 4

    Let sit briefly, then rinse thoroughly with a garden hose from top to bottom.

  • 5

    Avoid pressure washer, which can damage seams and force water behind siding.