Ronseal Knot Block Wood Primer and Undercoat
- 250ml
- 750ml
- 2.5L
- 250ml
- 750ml
- 2.5L
- A water-based white primer for a perfect finish on interior wood
- Can be used on bare or previously painted wood
- Permanently blocks stains from knots
- Quick drying formula
- Drying time: 4 hours
- Coverage: 12 m2
- Coats: 2
Ronseal Knot Block Wood Primer and Undercoat. Stops residue and resins from wood knots as well as dark marks from showing in your paint finish, keeping it looking its best for longer. Perfect for all types of interior wood, ideal for doors, skirting boards, shelving and other aspects of trim. Aids adhesion of your topcoat to the timber and allows your paint finish to last longer.
Designed to work in conjunction with Ronseal Stays White Ultra Tough Paint to uphold the "stays white forever" guarantee.
- Need a quicker, one coat primer for wood instead? See Ronseal One Coat Wood Primer and Undercoat
For the best results, ensure surfaces to be painted are sound, clean, dry and free from dirt, dust or any other surface contaminants.
- Remove any flaking or loose paint coatings, back to bare wood
- Sand the wood with p120 sandpaper for adhesion and a smooth, even finish
- Wipe down with Methylated Spirit to remove any residue and sanding dust
- Fill in any gaps, cracks or splits in the timber with a suitable filler, such as Ronseal High Performance Wood Filler
Always do a test area before starting any project to assess product suitability. Always follow the manufacturer's instructions on the tin. Use only in well-ventilated areas.
- Stir Ronseal Knot Block Wood Primer and Undercoat thoroughly before and during use, making sure to include pigment gathered in the top and bottom creases of the tin
- Apply 2 coats with a synthetic bristle paint brush, allowing 4 hours to dry between coats
- Finish with a suitable topcoat, such as Ronseal Stays White Ultra Tough Paint
Once fully dry, Ronseal Knot Block Wood Primer & Undercoat can be over-coated with a suitable topcoat, such as Ronseal Stays White Ultra Tough Paint.