Menu
Search
Advertising Disclosure

10 Best 303 marine uv protectants of 2026

Save up to 32% off
  • Best Choice

    1

    303 Marine Aerospace Protectant for Boat Vinyl, 32 oz
    303 Products
    9.9
    Exceptional

    303 Marine Aerospace Protectant for Boat Vinyl, 32 oz

    32% Off
    • product dimensions: 13 x 5 x 2 inches
    • exterior: Brushed
    • item weight: 2 pounds
    • special features: Fade Resistant, UV Resistant, Stain Resistant
    • item model number: 30306
  • Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
    Careful review Our team ensures quality, value, and fit based on real user feedback
    Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
    Real users impact
    • Thousands of users trust our site daily
    • Based on millions of stores and reviews
    • Shoppers influence our rankings
  • Value for Money

    2

    303 Marine Aerospace Protectant for Boat Vinyl, 10 oz
    303 Products
    9.8
    Exceptional

    303 Marine Aerospace Protectant for Boat Vinyl, 10 oz

  • 3

    303 Marine Aerospace Protectant for Boat Vinyl, 1 Gallon
    303 Products
    9.7
    Exceptional

    303 Marine Aerospace Protectant for Boat Vinyl, 1 Gallon

    • product dimensions: 5 x 6 x 5 inches
    • exterior:N/A
    • item weight: 0.141 ounces
    • special features: Directions Out of direct sun, spray product on a clean, dry surface and wipe completely dry with a microfiber towel If streaking occurs use a wet towel to remove excess Apply every 3 5 weeks for maximum protection, Non-Greasy Dries to a smooth matte finish that blends in easily to maintain a like-new appearance, texture, and color with no oily or greasy residue., Versatile Restores a variety of surfaces including vinyl, plastic, synthetic and natural rubber, PVC, metal, gel coat, fiberglass, stainless steel, and more., Shelf Life All 303 products are good for use up to 5 years from the manufacturing date if unopened, and up to 2 years from the date of opening Proudly made in the USA by a family-owned company in Chicago, Illinois, Ultimate Protection Superior protection against UV rays, dust, dirt, salt water, and staining keeps your products looking like new by preventing fading and cracking.
    • item model number: 30370

  • 4

    Meguiar's M1801 Extreme Marine Vinyl & Rubber Protectant, 32oz
    Meguiar's
    9.6
    Exceptional

    Meguiar's M1801 Extreme Marine Vinyl & Rubber Protectant, 32oz

    10% Off
    • product dimensions:11.86 x 3.43 x 3.43 inches 2.28 Pounds
    • exterior:N/A
    • item weight:N/A
    • special features:N/A
    • item model number:M180132

  • 5

    303 Marine Aerospace Protectant for Boat Vinyl, 16 oz
    303 Products
    9.5
    Excellent

    303 Marine Aerospace Protectant for Boat Vinyl, 16 oz

    24% Off
    • product dimensions: 1.86 x 3.79 x 10.9 inches
    • exterior: Matte Finish
    • item weight: 1 pounds
    • special features: DIRECTIONS Use only on clean, dry surfaces. For best results, use 303 Multi-Surface Cleaner to prep the surface. Place a drop cloth under the item to be treated to catch any overspray. Out of direct sun, spray product on surface and wipe completely dry with a clean, dry microfiber towel. Product can also be sprayed onto microfiber towel or applicator and applied to surface. If streaking occurs, too much product has been used. Use a wet towel to remove excess, and immediately wipe dry., ULTIMATE PROTECTION 303 Marine Aerospace Protectant provides superior protection against the sun's damaging UV rays. This protector spray repels dust, dirt, and staining while also helping to prevent fading and cracking, to keep marine surfaces looking newer, longer., NON-GREASY This restoration product dries to a smooth, matte finish with no oily or greasy residue. When treating your boat, canoe, kayak, or any other watersports toy, trust 303 Marine Aerospace Protectant to keep your prized possession looking like new., VERSATILE This multi-purpose detailing spray restores and maintains a like-new appearance, texture, and color on a variety of surfaces including vinyl, plastic, synthetic and natural rubber, PVC, metal, gel coat, fiberglass, stainless steel, and more. Apply every 3 5 weeks for maximum UV protection., SHELF LIFE All 303 Products are good for use up to 2 years from the bottle fill date which can be found as a Julian Date being a 5-digit number on the back of the bottle and is read as YYDDD. YY indicates the last two digits of the year of production, and DDD represents the number of the day of that year of production. Proudly made in the USA by a family-owned company in Chicago, Illinois.
    • oem part number: THR030340
  • See Today’s Deals & Prices

  • 6

    303 Aerospace Protectant for Vinyl, Plastic & Rubber, 32 oz
    303 Products
    9.3
    Excellent

    303 Aerospace Protectant for Vinyl, Plastic & Rubber, 32 oz

    29% Off
    • product dimensions: 12.18 x 9.37 x 9.37 inches
    • color: White
    • exterior: Painted
    • item weight: 2.25 pounds
    • special features: ULTIMATE PROTECTION 303 Aerospace Protectant provides superior protection against the sun's damaging UV rays. This protector spray repels dust, lint, and staining while also helping to prevent fading and cracking, to keep surfaces looking newer, longer.

  • 7

    303 Aerospace Protectant for Vinyl, Plastic & Rubber, 1 Gallon
    303 Products
    9.2
    Excellent

    303 Aerospace Protectant for Vinyl, Plastic & Rubber, 1 Gallon

    11% Off
    • product dimensions: 45 x 699 x 1015 inches
    • color: White
    • exterior:N/A
    • item weight: 8 pounds
    • special features: DIRECTIONS Use only on clean, dry surfaces. For best results, use 303 Multi-Surface Cleaner to prep the surface. Place a drop cloth under the item to be treated to catch any overspray. Out of direct sun, spray product on surface and wipe completely dry with a clean, dry microfiber towel. Product can also be sprayed onto microfiber towel or applicator and applied to surface. If streaking occurs, too much product has been used. Use a wet towel to remove excess, and immediately wipe dry., ULTIMATE PROTECTION 303 Aerospace Protectant provides superior protection against the sun's damaging UV rays. This protector spray repels dust, lint, and staining while also helping to prevent fading and cracking, to keep surfaces looking newer, longer., VERSATILE Our gallon refill container is perfect to keep on hand for larger projects to restore and maintain a like-new appearance, texture, and color on a variety of surfaces including vinyl, plastic, synthetic and natural rubber, PVC, metal, gel coat, fiberglass, stainless steel, and more. Apply every 3 5 weeks for maximum UV protection., NON-GREASY This restoration product dries to a smooth, matte finish with no oily or greasy residue. When treating your outdoor furniture, spa and pool covers, vinyl liners, and pool inflatables, trust 303 Aerospace Protectant to keep your prized possession looking like new., SHELF LIFE All 303 Products are good for use up to 2 years from the bottle fill date which can be found as a Julian Date being a 5-digit number on the back of the bottle and is read as YYDDD. YY indicates the last two digits of the year of production, and DDD represents the number of the day of that year of production. Proudly made in the USA by a family-owned company in Chicago, Illinois.

  • 8

    303 Automotive Protectant for Vinyl, Plastic & Rubber, 16 oz
    303 Products
    9.0
    Excellent

    303 Automotive Protectant for Vinyl, Plastic & Rubber, 16 oz

    • product dimensions: 3.9 x 1.8 x 11 inches
    • item weight: 1.2 pounds
    • special features: DIRECTIONS Use only on clean surfaces. Spray surface with product and wipe completely dry with a clean, dry microfiber towel. Product can also be applied directly onto microfiber applicator or towel. If streaking occurs, too much product has been used. Use a wet towel to remove excess, and immediately wipe completely dry. Note: This product does not air dry. Do not use on unfinished leathers such as suede , fabrics canvas , flooring, clear plastic, gauge panels, or headlights., NON-GREASY This restoration product dries to a smooth, matte finish with no oily or greasy residue. When treating the rubber, vinyl, and plastic surfaces of your vehicle, trust 303 Automotive Protectant to keep your prized possession looking like new., ULTIMATE PROTECTION 303 Automotive Protectant provides superior protection against the sun's damaging UV rays. This protector spray repels dust, lint, and staining while also helping to prevent fading and cracking, to keep surfaces looking newer, longer., VERSATILE This multi-purpose detailing spray restores and maintains a like-new appearance, texture, and color on a variety of surfaces including vinyl, plastic, synthetic and natural rubber, PVC, metal, gel coat, fiberglass, stainless steel, and more. Apply every 3 5 weeks for maximum UV protection., SHELF LIFE All 303 Products are good for use up to 2 years from the bottle fill date which can be found as a Julian Date being a 5-digit number on the back of the bottle and is read as YYDDD. YY indicates the last two digits of the year of production, and DDD represents the number of the day of that year of production. Proudly made in the USA by a family-owned company in Chicago, Illinois.
    • item model number: 30382CSR
    • best sellers rank: 314 in Automotive See Top 100 in Automotive 7 in Automotive Wheel Care

  • 9

    303 Marine Fabric Guard for Boat Covers & Canvas, 32 oz
    303 Products
    8.9
    Very Good

    303 Marine Fabric Guard for Boat Covers & Canvas, 32 oz

    22% Off
    • is discontinued by manufacturer: No
    • product dimensions: 12 x 10 x 12 inches
    • manufacturer part number: 30604CSR
    • item weight: 1 pounds
    • special features: PROVIDES STAIN RESISTANCE This powerful, unscented protectant can be used to rejuvenate your fabric's shield against frustrating spots and stains. Simple and easy to use, 303 Marine Fabric Guard helps protect against water-based stains. While drying invisible, using this product will assist in keeping your fabric color to stay vibrant and spotless., RESTORES WATER REPELLENCY Recommended by Sunbrella, a leading outdoor fabric manufacturer, 303 Marine Fabric Guard restores lost water and stain repellency to factory new levels when applied to clean and dry fabrics. This product will leave behind a protective coating which is an active defense against all spills and stains., VERSATILE This protective spray does not alter fabric color, feel, flammability, or breathability, and it is safe for use on all fabrics, as well as synthetic and natural fibers, including upholstery, cushions, umbrellas, life jackets, suede, canvas, and several other marine fabrics. Coverage: The 32 oz. bottle of 303 Marine Fabric Guard covers 80 150 square feet depending on material and application method., DIRECTIONS Use product outdoors only, in supplied packaging. Spray product onto fabric until evenly wet, overlapping areas in a crisscross pattern, and let dry. Do not oversaturate. Treated material must be protected from rain/dew until completely cured. Cure Time: 12 24 hours dependent on temperature. If these steps are performed correctly, the material will be water repellent at this point. Re-application will be as needed, depending on fabric exposure to sunlight and weather conditions., SHELF LIFE All 303 Products are good for use up to 2 years from the bottle fill date which can be found as a Julian Date being a 5-digit number on the back of the bottle and is read as YYDDD. YY indicates the last two digits of the year of production, and DDD represents the number of the day of that year of production. Proudly made in the USA by a family-owned company in Chicago, Illinois.

  • 10

    303 Marine Speed Detailer, 32 oz
    303 Products
    8.7
    Very Good

    303 Marine Speed Detailer, 32 oz

    • product dimensions: 2.5 x 4.25 x 10.75 inches
    • exterior: Chrome
    • item weight: 2.23 pounds
    • special features: UV Protection, Protects against fading, Removes dust, dirt, and smudges, Instantly Shines And Protects, For use on gel coat, fiberglass, clear coat, plastics, chrome, and glass
    • item model number: 30205