Re-New Concrete

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SEAL-ONCE® Re-New Concrete removes rust and other harsh mineral stains from your concrete and masonry, restoring its natural beauty. Re-New Concrete is a safe, non-corrosive, non-bleach formula.

Re-New Concrete begins dissolving rust and mineral stains on contact, and can be used on any concrete or masonry surface has been affected by rust and mineral staining. It can also be used to prepare concrete and masonry surfaces for the application of any SEAL-ONCE product.

Recommended Use:
Docks Piers  Patios Walkways and Steps Poured and Stamped Concrete Pavers Bricks Mortar and Grout Tile (unglazed) Stucco




Product Details

  • Eco-friendly
  • Non-toxic; will not harm pets, plants or people
  • Biodegradable
  • Zero chlorine, bleach & phosphates
  • Removes rust and mineral stains
  • Removes discoloration and brightens concrete
  • Non-corrosive
  • Soap & water clean-up


  • All surfaces should be dry for best penetration and performance.
  • Remove any furniture and fixtures from area to be cleaned. Clean all dust, debris and loose material from surface.
  • Use full strength on all projects.
  • The surface should be dry.
  • Spray on rusted surface.
  • Keep rusted surface wet, spraying continually with Re-New Concrete for 5-10 minutes.
  • Wipe off any leftover residue or rinse off with pressure washer.
  • Repeat process for severe cases.



  • Allow approximately 4-6 hours for surface to dry completely, depending on temperature and humidity.
  • For best results, allow 12-24 hours for surface to dry.
  • Clean sprayer equipment, sponges and brushes with warm soapy water.
  • Disposal: soap and water cleanup; no special disposal procedure needed.


Do not use Re-New Concrete on surfaces that have been sealed or stained with SEAL-ONCE® products as it will remove the product and require the surface to be resealed.

Surfaces that have been treated with SEAL-ONCE can be cleaned using a mixture of 1 gallon warm water, 14 oz. bleach, and 1 oz. of Dawn® dish detergent. Apply this cleaning solution with a sprayer and allow to sit for 20 to 30 minutes on the concrete surface before rinsing with water using a garden hose with a nozzle.

This cleaning solution can be used to remove airborne mold and mildew stains, dirt and grime from the concrete or masonry. SEAL-ONCE will prevent and resist any water, mold and mildew penetration.