Simple Green® Heavy-Duty Cleaner & Degreaser - Pressure Washer Concentrate


Simple Green® Heavy-Duty Cleaner & Degreaser - Pressure Washer Concentrate

Simple Green Heavy-Duty Cleaner is a powerful, specially formulated pressure washing concentrate designed to remove tough grime. It easily lifts away oils, dirt, grease, soot, exhaust, pollen, mold and mildew stains, road tar, and other tough soils.

  • Removes grease and grime from outdoor surfaces and equipment
  • Concentrated formula makes up to 11 gallons of product
  • Designed for pressure washers, but can also be used manually
  • Pro-grade, heavy-duty cleaner and degreaser
  • Will not harm landscaping or plants when used as directed
  • Non-caustic and non-acidic formula
  • Powerful formula cleans up to 3,300 sq. ft.
  • Cleans and brightens finished and painted wood

Home Depot


  1. Before you begin-always wear eye protection.
  2. Saturate plants, shrubs and grass with water.
  3. Keep others and animals away from work site.
  4. Test pressure washer for surface compatibility, with and without the cleaner, in an inconspicuous area. Rinse and allow surface to dry before proceeding.
  5. Do not allow product to dry on surface before rinsing.
  6. Do not allow contact on any deteriorated or severely oxidized painted, sealed, or stained surfaces unless you intend to refinish.
  7. Pressure washing alone may remove old paint and stains and should be tested on surface prior to cleaning.
  8. Product may not be compatible with all asphalt sealers.
  9. For vertical surfaces, solution should be applied working from the bottom up and rinsed using fresh water from the top down to prevent streaking.


  1. Put pressure washer siphon tube into solution.
  2. Use low-pressure spray nozzle to apply solution to surface.
  3. Remove the siphon tube from the container.
  4. Rinse with a high-pressure nozzle.
  5. Saturate plants, shrubs and grass with water after cleaning.
  6. Before storage, rinse pressure washer parts thoroughly.
  7. For extremely light soils, pre-dilute this product 50/50 with water and follow the instructions above.


  1. Dilute 1-measure of Simple Green with 10-measures of ambient water (Example: In a clean bucket, add 2 cups of Simple Green to 1 gallon + 1 quart of water).
  2. Clean in sections using a soft bristle brush.
  3. Allow the cleaning solution to remain on the surface for several minutes, but not to dry.
  4. Rinse with a garden hose, at highest pressure possible.
  5. Move to a new section and repeat.

For a list of ingredients, please see our Ingredients Disclosure page.

Compliance Documentation

In accordance with OSHA standards, Safety Data Sheets are available for all Simple Green Products.