(54 customer reviews)



Product intended to fill in for wood and prepare the surface for subsequent finish coats.

The product is compatible with our water dyes to give the tone you want.

250 ml container.

SKU: Grain Fillers Categories: ,


 The first step to a flawless lacquer finish

Nitorlack grain filler is a product designed to fill the pore of the wood and prepare the surface for the varnishing process, so that it looks as professional as possible.

The product is compatible with our water-based stains to give the tone you want.

You can adjust the density with water, it is easy to apply, fast drying, does not crack and has good sanding.

Indicated especially in open pore and large woods, such as Mahogany, Ash or Rosewood.

This product is the best option to fill and level the pores of wood before varnishing.

  • Everything you need for a professional finish.
  • Fills wood pores without sagging, shrinking or cracking.
  • Compatible with all finishes
  • Compatible with all stains, base coats and top coats.
  • Specially developed colors for instruments.
  • Neutral is perfect for custom stains with dyes and pigments.
  • Easy to apply, dries fast and sands easily
  • Non-toxic, solvent-free and non-flammable.
  • Ready to mix with water (a 1: 2 ratio of water to filler works for us). Apply to wood, scrape or
  • Scrape off excess, let dry, sand the surface level and wipe off with a damp cloth – it’s easy! Now you’re ready to spray a smooth, flawless, professional finish.

No need to worry about shelf life: when stored dry, the filler will last indefinitely.

250 ml container


In a bowl put the water-based sealer with approximately 10% of warm water. Mix it until it has no lumps and with a consistency suitable for application.

como aplicar tapaporos





Prepare the surface by sanding with 400 grit sandpaper and remove any remaining solvents or oils.

tapaporos al agua para madera




2. Apply the filler in the direction of the grain and then against the grain. Allow to dry for 10 minutes.

como aplicar el tapaporos




3. With a spatula at a 45 degree angle, remove the excess product.

aplicación del tapaporos antes de barnizar




4. Once dry, wipe off the remaining residue with a clean, dry cloth.

aplicación del producto




5. Sand the surface with 400 grit sandpaper.

lijar después de aplicar el tapaporos





  • If a subsequent application of the filler is necessary, let it dry for 30 minutes.
  • The color of the product can be tinted with our water-based stains.
  • Wait 24 hours to apply any finish after the filler.
  • It is not toxic.

With the guarantee of Valresa Coatings S.A

Grain Fillers


54 reviews for GRAIN FILLERS

  1. Spanish

    Eusebio Agueda Garcia (verified owner)

    esMadrid, Spain

    (0) (0)
  2. Spanish

    Luís Miguel Mouriño Pérez (verified owner)


    (0) (0)
  3. French

    jose fernandes (verified owner)

    (0) (0)
  4. English

    Mario (verified owner)


    (0) (0)
  5. Spanish

    Enzo Junior Sacco (verified owner)


    (1) (0)
  6. English

    Del (verified owner)


    (0) (0)
  7. French

    Pascal AUZOLLE (verified owner)

    Très bons conseils de la part de Nitorlack avant commande. Produits et emballage excellant.

    (0) (0)
  8. Italian

    Marco Mirri (verified owner)

    (0) (0)
  9. English

    Anonymous (verified owner)


    (0) (0)
  10. Spanish

    Mariano Paredes Redondo (verified owner)


    Buena calidad

    (0) (0)
    • Spanish

      Jose Pardo (store manager)


  11. Spanish


    esCatalonia, Spain

    (0) (0)
  12. Italian

    Federico (verified owner)

    (0) (0)
  13. English

    Pierre Guitarservice ApS – Dubre (verified owner)

    Excelent..! best product ever.. 🙂

    (0) (0)
  14. Spanish

    Sergi Rodríguez (verified owner)

    (0) (0)
  15. Spanish

    Pedro Medina Martinez (verified owner)

    (0) (0)
  16. Spanish

    Roberto Gines (verified owner)

    (0) (0)
  17. French

    JOAO GODINHO (verified owner)

    (0) (0)
  18. Spanish

    Anónimo (verified owner)

    (0) (0)
  19. Italian

    Alfonso Manzi (verified owner)

    Perfetto per i legni porosi. Facile da usare e da carteggiare. Ottimo prodotto

    (0) (0)
  20. French

    Rémi Langlumé (verified owner)

    Utilisation très simple avec une dilution de 10% en eau et une raclette plastique

    (0) (0)
  21. French

    David Sauvagnargues (verified owner)

    (0) (0)
  22. Spanish

    Leonardo (verified owner)

    Es un buen producto se necesita experiencia para aplicar pero con las medidas justas de agua funciona muy bien.

    (0) (0)
  23. Italian

    Orazio Andreello (verified owner)

    (0) (0)
  24. English

    Pierre Guitarservice ApS – Dubre (verified owner)

    Solve it thin, easy to use.

    (0) (0)
  25. Italian

    Salvatore M. (verified owner)

    (0) (0)
  26. Italian

    Vittorio Mazzotti (verified owner)

    (0) (0)
  27. English

    Giedrius K. (verified owner)

    Great product, easy to mix with the water.

    (0) (0)
  28. French

    Fred ou Véro BOURGAIN (verified owner)

    (0) (0)
  29. Italian

    GIOVANNI GASBARRO (verified owner)

    ottimo prodotto coprente

    (0) (0)
  30. English

    Anónimo (verified owner)

    (0) (0)
  31. Spanish

    Rafael Rodríguez Herruzo (verified owner)

    Fallo mio por que necesitaba darle color y el tinte no fue suficiente.

    (0) (0)
  32. Spanish

    José Luis Nieto Raya (verified owner)

    (0) (0)
  33. Italian

    Massimo Ceresa (verified owner)

    (0) (0)
  34. Spanish

    iñaki (verified owner)

    (0) (0)
  35. Spanish

    Iñigo (verified owner)

    (0) (0)
  36. French

    Jérôme VitellaJérome (verified owner)

    (0) (0)
  37. English

    Joost (verified owner)


    (0) (0)
  38. Spanish

    Manuel B. (verified owner)


    Va estupendo para maderas muy porosas como en mi caso el Fresno.

    (0) (0)
  39. French

    Gérard Soler (verified owner)

    Pas encore utilisé

    (0) (0)
  40. English

    Duschek Marcel (verified owner)

    (0) (0)
  41. Spanish

    Imanol (verified owner)

    (0) (0)
  42. English

    Wilhelm Kirchsteiger (verified owner)

    (0) (0)
  43. English

    Anonymous (verified owner)

    (0) (0)
  44. English

    Anonymous (verified owner)

    Nice filler and takes dyes well. Medium hard so it requires more sanding.

    (0) (0)
  45. Spanish

    Pietro M. (verified owner)

    (0) (0)
  46. Italian

    Anonimo (verified owner)

    (1) (0)
  47. French

    jacques m. (verified owner)

    fills the grain very efficiently though a little hard to sand

    (0) (0)
  48. Spanish

    Nicolás (verified owner)

    (0) (0)
  49. English

    Filipe M. (verified owner)

    Great consistency and mixable with other waterbased products.

    (0) (0)
  50. English

    John (verified owner)

    gbEngland, United Kingdom

    (0) (0)
  51. English

    Alberto Rinaldis (verified owner)

    luLuxembourg, Luxembourg

    (0) (0)
  52. Spanish

    Anónimo (verified owner)

    ptLisbon, Portugal

    (0) (0)
  53. Spanish

    David Rodríguez Gómez (verified owner)

    (0) (0)
  54. English

    Alfonso Manzi (verified owner)

    Good color and easy , but don’t use too much product ’cause it’s very hard to sand. It fills perfectly the pores helping to obtain a good surface for spraying

    (0) (0)

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