Sansin® Multi-Wash

Sansin® Multi-Wash is a concentrated wood and exterior surface cleaner designed to remove dirt, mold, mildew, water stains, and iron stains. Ideal for deck cleaning before staining or sealing, it works on both new and old wood as well as vinyl, concrete, and masonry surfaces. This biodegradable, zero-VOC formula delivers powerful cleaning while remaining easy to use and environmentally responsible.

• Heavy stains / deep cleaning: 2:1 (water : Multi-Wash)
• General prep (wood, paint, fiberglass): 5:1
• Light cleaning (vinyl, siding, masonry): 12:1

Apply generously with brush, roller, or sprayer. Let sit for at least 15 minutes, then rinse thoroughly with a hose or low-pressure washer.

Important: Do not allow the product to dry on the surface.

• Apply to a dry surface in temperatures above 10°C (50°F).
• Work bottom to top on vertical surfaces.
• Avoid direct sunlight during application.
• Rinse thoroughly using low pressure (max 500 PSI).
• Allow surface to fully dry before staining or coating.

• Can I use this to clean a deck before staining?
  Yes. It’s ideal for prepping wood surfaces before applying stain or sealer.
• Does it remove mold and mildew?
  Yes. It removes mold, mildew, dirt, and stains effectively.
• Do I need to dilute it?
  Yes. It’s a concentrate and should be diluted depending on the cleaning level needed.
• Can I use a pressure washer?
  Yes, but keep pressure low (max 500 PSI) to avoid damaging wood.