Sale price$25.99


303® Mold & Mildew Cleaner + Blocker quickly and safely cleans and removes tough mold and mildew stains from virtually any water-safe surface. Not only does this product clean unsightly mold and mildew stains that have already formed, it will also help prevent mold and mildew stains from reoccurring on the treated surface. Unlike other mold and mildew cleaner products on the market, this product does NOT contain bleach, and will leave behind a fresh scent, with no strong odors to worry about during or after use. Safe for use on vinyl boat seats, vinyl or fabric covers, cushions, upholstery, plastics and more.

Made in the USA. The use of personal protective equipment (gloves, clothing, eye and face protection) is recommended when using this product.

Please Note: This item is flammable. Flammable items can only be shipped Ground to the 48 contiguous United States. This item cannot ship via Post Office.

To Use: Shake product well before use. Spray product onto the surface and scrub with a soft bristle brush or microfiber towel. Allow to penetrate the surface for 1-2 minutes, then wipe or rinse off with a clean, damp microfiber towel. Reapplication may be necessary depending on the severity of the stains.


  • Quickly removes mold and mildew stains on contact.
  • Blocks mold and mildew stains from reoccurring.
  • Does not contain bleach, leaves behind a fresh scent.
  • Works on all water-safe surfaces, including vinyl and fabrics.

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