To Topcoat Finishes

Brightside® Polyurethane

Topcoat Finishes

A hard, high-gloss topside finish, Brightside® Polyurethane creates that sprayed-on look when applied by brush in thin coats. It can be used anywhere above the true waterline, it’s easy to clean, resists staining and has great abrasion resistance. Toplac Plus, the new Interlux premium high durability yacht gloss finish, replaces Interlux Brightside® Polyurethane Enamel.<a href="https://www.interlux.com/en/us/boat-paint/topcoat-finish/toplac-plus-us">Go to Toplac Plus</a>.

Brightside® Polyurethane

Find a retailer


There are many stores that sell Interlux products throughout the United States. Find a retailer that's near you.


Find a retailer

Find a distributor


There are many distributors of Interlux products throughout the United States. Find a distributor that's near you.


Find a distributor

Good to know

  • An excellent high gloss, hard one part polyurethane finish
  • Its fluro microadditive makes it easy to clean, stain resistant and gives it added abrasion resistance
  • Comes it a stunning range of crisp, bright colors

Available colors

Available colors (23)

Although every effort has been made to ensure the colors on screen are as close as possible to actual paint colors, we cannot guarantee an exact color match. Paint swatch colors will vary depending on your screen settings and resolution. The manufacturer cannot be responsible for slight variations.

  • Fire Red
    Y4248
  • Black
    Y4258
  • White
    Y4359
  • Flag Blue
    Y4990
  • Largo Blue
    Y4100
  • Yellow
    Y4152
  • Kingston Gray
    Y4190
  • Seattle Gray
    Y4205
  • Bristol Beige
    Y4207
  • Hatters Off White
    Y4208
  • Grand Banks Beige
    Y4217
  • Hatters Off White (1990)
    Y4218
  • Sundown Buff
    Y4237
  • Sapphire Blue
    Y4241
  • Sea Green
    Y4247
  • Steel Gray
    Y4250
  • Ocean Blue (C.C Blue)
    Y4253
  • Blue-Glo White
    Y4259
  • Dark Blue
    Y4316
  • Light Blue
    Y4351
  • Medium Blue
    Y4353
  • Matterhorn White
    Y4360
  • Off White
    Y4381
Post-immersion

Paint needs

Calculate how much paint you need

For professional use only

Because of the application method required for this product, it is labeled for professional use only. This product is only for use by specialists with a license to use professional boat paint products.


Paint your boat like a pro

Find the best products to keep your boat in great condition

Get all the support you need to paint with confidence

Benefit from our continuous innovation and scientific expertise