1. Lightly polish the surface with sandpaper and remove the polishing dust with a brush and cloth.
2. Remove resin from knot locations using a putty knife.and treat the knot locations with insulation primer.
3. Putty the uneven areas.
4. Polish the treated locations with sandpaper and remove the polishing dust with a brush and cloth.
5. There are two ways to treat the surfaces. Prime the surfaces with primer and paint 2 layers of furniture paint. For the first layer dilute the paint with 10% water.
6. Clean the tools according to instructions on the label.