• “Seal-Once outperforms all other products without the safety risks. We have sold Seal-Once to our customers for two years with very positive results.” – Paul Gelinas, Store Manager, Corriveau-Routhier


Premium Concentrated Concrete Masonry Cleaner / Enhancer

concretecleaner_smoxypowerSeal-Once™ Eco-friendly Concrete Masonry Cleaner revolutionary 3-in-1 concentrated formula penetrates deeply to loosen dirt for easy cleaning. Combines brighteners to restore natural color while easily and safely removing mold and mildew stains, oil, grease, tire marks, dirt or grime from all concrete/masonry. Superior long-lasting formula provides extraordinary cleaning power without harsh chemicals.

Recommended to deep clean and prepare surfaces prior to applying any waterproofing or sealing product.

Uses: All concrete / masonry surfaces

No. 9102 • NET WT. 2 LBS. (32 oz.) (907g)

  • cleangreensafeRemoves dirt, mold and mildew stains
  • Degreases and removes oil stains
  • Natural enhancers lighten and restore natural color
  • Cleans up to 800 sq. ft.
  • Free of chlorine, bleach, phosphates
  • Environmentally safe/biodegradable
  • Use around plants, grass or shrubs
  • 100% Money back guarantee
Cleans 600-800 square feet per container, prepared as directed.
  • Add ½ cup of powder per gallon of water stirring frequently to dissolve particles.
  • Apply to dry surfaces with garden sprayer.
  • Allow 30 minutes before rinsing with pressure washer.
  • Do not apply in direct sunlight or hot surfaces.
  • For best results keep surface wet after applying cleaner.
  • If the surface becomes dry, mist with water to reactivate cleaner.

Do not store mixed product in a sealed container, due to pressure build up. Avoid eye and prolonged skin contact. Keep out of reach of children and pets. Do not ingest.

If swallowed drink plenty of water to dilute and seek medical attention.

Contains Sodium Percarbonate
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