Before and after image of Polytrol used on a narrowboat

Gelcoat Treatment & Finish

Our gelcoat treatment and finishes products will keep your gelcoat in tip top condition. The range consists of gelcoat and metal renovators, to black mark and oil residue cleaners, to rust inhibiting oils. All products offer premium protection to keep your boat gelcoat free from dirt and grime while keeping it protected from the harsh elements of marine life.

Next Working Day Delivery on all orders placed before 2pm

Trusted by 100,000+ Happy Customers Worldwide. Since 1933

Safe & Secure Online Shopping

Get the right solution...
  • Gelcoat Restorer before and after application
    Gelcoat and surface restorer packaging

    Gelcoat Restorer

    From £21.96

    Colour restorer for dull or faded surfaces including gelcoats

  • Rusted nut and bolt on stair well
    Marine Oil packaging

    Marine Oil

    From £22.70

    Colourless rust inhibiting oil & oil-based paint conditioner

  • Owayell before and after use on gelcoat
    Marine Owayell


    From £32.51

    Gelcoat and metal renovator removes limescale, rust spots & yellowing

  • Application of Blackbat to a hull
    Blackbat 2-in-1 500ml

    Blackbat 2 in 1

    From £30.84

    Fender cleaner & black mark remover

  • Owalak applied to motor yacht
    Owalak packaging


    From £87.32

    A premium, high gloss marine enamel

  • Application of Owagrip in White
    Owagrip packaging


    From £87.92

    Anti-slip finish for decks and other horizontal surfaces