Anti-Tanins Primer PAT400 - Tannin Blocking Primer

The Anti-Tanin Hanging Primer PAT400 is used to prepare tannic and exotic woods for the varnish, glaze and paint finishes that will be applied. Tannins are vegetable substances used by plants as a chemical defence against parasites, these substances stain interior woods. Anti-tannin primers facilitate the adhesion of finishes that protect the wood, block the rise of tannins and fight against the appearance of these stains.

 BENEFITS OF THE PRIMER

• Tannin blocker
• Against stains
• Ease of use
• Reinforces the adhesion of finishes
• Colourless anti-tanning primer, preserves the colour of the wood.
• Ready to use
• Hanging primer
• Safe for the environment and the habitat
• Ideally prepares the support to receive a finish
• Penetrates in depth
• Does not change the appearance of the wood
• Limits run-off from tannic woods (oak, chestnut, etc.).

INSTRUCTIONS FOR USE OF THE ANTI-TANNIN PRIMER

PREPARE THE WOOD FOR THE BONDING PRIMER

• The wood must be clean, dry, dust-free and without traces of old finishes.
• On old wood: remove all traces of old finishes, clean, strip or sand down to the raw wood. Dust carefully.
• On new wood: ready to use.

Application of Anti-Tanins Primer

• Ready-to-use product, shake the primer well before application.
• Ideal conditions: Temperature between 12°C (53,6 F) and 25°C (77F), dry and draught-free weather.
• Apply the bonding primer using a spalter, sprayer or roller (short bristles) in the direction of the wood grain.

Drying

• Allow the primer to dry for at least 2 hours.
• Dry to the touch in 1 hour.
• Ginnable / Recoverable in a minimum of 2 hours.

Finishing

• Grit (light sanding) the surface with fine sandpaper (120 grit) to smooth the surface. Dust carefully.
• Cover with a finish suitable for interior wood.

 Tips

• To assess the final result, first test the Anti-Tanins primer on a fall or an inconspicuous area.
• On very old tannic woods (old parquet, old beams and other old furniture in oak or chestnut) it is recommended to apply 2 coats of Anti-Tannin Primer PAT400, especially if the wood is to be covered with white paint.