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StarBoard®, The Original Marine-Grade Polymer Sheet


  • Bow Pulpits

  • Countertops

  • Frames and Trim

  • Furniture

  • Grab Rails and Handles

  • Hatches and Doors

  • Rod and Cup Holders

  • Steps and Dock Boxes

  • Tray Tables


  • Made of the finest polymers available, using ourproprietary K-Stran™ process for superior flatness and consistency.

  • Environmentally stabilized for harsh sun and tough marine environments.

  • Will not rot, swell, splinter or delaminate when exposed to humidity or water.

  • Precise tolerances ensure consistent color, thickness and density, even for special thickness gauges and custom order colors.

  • Easy to fabricate with standard woodworking tools and requires little or no finishing.

  • Available in eight standard colors to match or accent any gelcoat.

  • Unlimited custom/proprietary colors.

  • Durable matte-textured surface on both sides.

  • Easy to clean and never needs refinishing.

  • Edges finish cleanly and easily.

  • High degree of stability

  • Inertness to marine environments

  • Good flexibility and toughness

  • Good dielectric properties

  • Excellent as a barrier against water vapor penetration

  • Ultraviolet (UV) stabilized to resist direct sunlight degradation throughout

  • UV stabilized Starboard sheets meet FDA requirements for use in applications where they may come in contact with food

  • All sheets exhibit consistent color and quality characteristics

  • Forms easily for smooth curves.

  • Has passed the Federal Motor Vehicle Standard 302 fire
    test required for use in motor vehicles, including
    motor homes.

  • Available in large sheets up to 54” x 96” or 48” x 96”.

  • Custom sheet sizes available.

  • Shipped with a protective masking on one side.

  • Proven on thousands of boats and yachts.

  • Experienced boat builders and boaters know the StarBoard® brand and trust it more than any other.

StarBoard® is the original marine-grade high-density polyethylene sheet and the industry standard.

It is the product of a proprietary process called K-Stran™, the most advanced manufacturing process for superior flatness and consistency.

StarBoard® is environmentally stabilized to withstand the harshest marine conditions. It will not warp, rot, or delaminate when exposed to humidity or water. StarBoard® is easy to fabricate with standard woodworking tools and requires little or no finishing.

StarBoard® is upgradable to King MicroShield® with an advanced antimicrobial technology for protecting the product surface against stain and odor causing bacteria, algae and fungi.*

StarBoard® is upgradable with King FlameShield, for ASTM E-84 Class A or B Flame/Smoke Compliance and CAN/ULC-S102 for Canadian Compliance.

For more information about King MicroShield® and King FlameShield, please contact us.

Disclaimer: King MicroShield® may affect color. King FlameShield may affect finish and color.

*For bacteriostatic, fungistatic, & algistatic properties. This product is exempt from registration under 40 CFR 152.25(a). King MicroShield® effectiveness verified by ISO and ASTM standards. This product does not protect users or others from disease-causing bacteria. Always clean this product thoroughly after use.

Standard Sheet Sizes

48” x 96” or 54” x 96” (1219mm x 2438mm, 1371.6mm x 2438mm)

Standard thicknesses 1/4”3/8”1/2”3/4”1”1-1/2” (6.4, 9.5, 12.7, 19 ,25.4, 38mm)

Approximate Weight 48 x 96  x 1/1/2" 240 lbs (108.6kg)

  • Approximate Weight 54 x 96 x 1/4" = 45lbs (20kg)

  • 3/8" = 67.5lbs (31kg)

  • 1/2" = 90lbs (41kg)

  • 3/4" = 135lbs (61kg)

  • 1" = 180lbs (81kg)

Tolerance information:
Thicknesses 1/4″ up to 1-1/2” ± 5% | Length and width plus only at room temperature

  • Starboard™ meets all of the requirements of the Food and Drug Administration regulation 21 CFR 177.1520 for articles intended for use in direct contact with foodstuffs. Starboard™ is ultraviolet stabilized.

  • Warranty

  • All sheeting guaranteed void-free, the limit of our warranty is your money refunded or defective material replaced; no other warranties are expressed or implied.

  • Physical properties of plastic sheeting are represented as "Typical." Information contained herein is considered accurate to the best of our knowledge. It is offered for your consideration and investigation, and is not to be construed as a representation or warranty expressed or implied. Our warranties are limited to those expressly stated in formal contracts or in conditions of sale on our invoices and order acceptances. Conditions and methods of use may vary and are beyond the control of the factory or World Panel Products Inc (WPP)., therefore,  WPP disclaims any liability incurred as a result of the use of this product in accordance with the data contained in our physical property charts. No information herein shall be construed as an offer of indemnity for infringement or as a recommendation to use the products in such a manner as to infringe any patent, domestic or foreign.

  • 1   The "Typical" properties of our plastic sheet cannot be automatically used when engineering finished components; and the fabricator or end user is responsible for insuring the suitability of our products for their specific application or end use!


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