How to Paint Exterior Woodstained or Varnished Surfaces

All surfaces must be clean, dry and free from anything that will interfere with the adhesion of the materials to be applied. Remove loose and failing material by scraping or by the use of a hot air stripper to a sound edge.
Feather sound edges with a fine grade abrasive paper. Prior to painting, the moisture content should not exceed 12%. Remove all dust. Remove all visible signs of organic growth and treat the areas with Zinsser Mould Killer in accordance with the manufacturer’s instructions. Allow to dry.

In any areas with remaining sound paint wash clean down with [Zinsser Universal Cleaner & Degreaser]https://www.zinsseruk.com/product/universal-degreaser-cleaner/) to remove any contaminants. Rinse thoroughly with clean water to remove all residues. Allow to dry.

Fill any cracks and small surface defects with a suitable filler in accordance with the manufacturer’s instructions. Allow to dry. Rub down with a fine grade abrasive paper. Remove all dust.

Prime all areas to be decorated with one full coat of Cover Stain® primer sealer in accordance with the manufacturer’s instructions. Allow a minimum drying time of 2 hours in normal drying conditions.

Decorate with two full coats of AllCoat® Exterior Satin or Gloss in accordance with the manufacturer’s instructions. Allow a minimum drying time of one hour between coats. It is recommended to stripe coat edges to promote adhesion.