Gelcoat and metal renovator
picto_temperature Application température : +5°C to +30°C



Removes yellow staining, mould, black stain and rust.
Brightens and whitens gelcoats.
Dissolves limescale, sea salt and water marks.
Cleans and renews anti-slip surfaces.
Disintegrates dirt caused by micro-organisms and barnacle/shell residue.
Removes streaks and rust traces. Passivates steel.
Restores shine to stainless steel (removes rust spots), anodised aluminium and chromes surfaces.
Easy to use and fast acting.


  • Polyester/Gelcoat, Anodised Aluminium, Plexiglass, Glass, Stainless Steel...
  • Hull, Keel, Propeller Shaft...
  • Decks, Portholes, Pulpits, Stanchions, Cleats, Chocks, Rigging...
  • Masts, Spars...


  • Protect surfaces you do not wish to treat.
  • Do not apply to surfaces in direct sunlight during the hottest hours of the day.
  • Limit contact time to 5 minutes when applying to paint, varnish, lacquer or non-rusted steel.
  • Always test on a small inconspicuous area first.
  • Use appropriate protective clothing - Gloves, Goggles...


  • Shake well before use.
  • Do not dilute.
  • Apply OWAYELL to the surface to be treated.
  • Allow to work 5 to 10 minutes (20°C @ 50 % RH). No need to scrub surface.
  • Rinse with plenty of fresh clean water, working from top to bottom.
  • If required repeat process.
  • TIP: For surfaces heavily encrusted with limescale brush surface with nylon brush 10 minutes after applying first application. DO NOT rinse. Apply 2nd application and leave to work 5 to 10 minutes. Rinse with plenty of fresh clean water.


  • Liquid sander to passivate raw steel and aluminium before painting.
  • Dilute 1 part OWAYELL to 5 parts water.
  • Apply to surface and leave to work 10 minutes.
  • Rinse off.
  • Dry and immediately apply finish.

Recommendations after Application

  • Store left over product in original container
  • Keep from freezing and high temperatures.

our Board

  • Lors d'un très fort encrassement avec présence importante de calcaire, après 15 mn d'application, brosser à l'aide d'une brosse nylon, puis appliquer une nouvelle couche d'OWAYELL sans rinçage entre les 2 applications. Reprendre alors le mode opératoire (action 10 à 15 mn puis rinçage à grande eau).
  • Autre utilisation d'OWAYELL :
    - En tant que ponçage chimique avant application de la finition. Prépare les aciers et l'aluminium bruts en créant une passivation. 
    - Diluer 1 volume d'OWAYELL pour 5 volumes d'eau. Laisser agir 15 minutes puis rincer soigneusement. Sécher puis appliquer immédiatement une finition de type peinture, laque...

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