Do I Have to Use Knotting Solution?

Yes, as with all water based paints, it is necessary to seal knots in bare wood prior to painting. Any standard knotting solution is fine to use and should not affect the performance or application of Earthborn Eggshell No. 17. ... You would need to wipe down with a solvent such as methylated spirits before painting.

Is there an alternative to knotting solution?

There is an alternative to using knotting solution - Ronseal Knot Block Wood Primer &Undercoat. This is a primer-undercoat that seals the resin in the knots, so you can miss out the knotting-solution stage altogether. It goes on easily and is a quick-drying, low-odour paint.

What is the purpose of knotting solution?

Knotting solution is used to stabilise resinous wood. Also known as knotting paint, it's main purpose is to prevent seepage from knots and help minimize discolouration of final finishes. For best results, ensure the surface is clean and dry prior to use and apply 2-3 thin coats.