Problem Solver - Varnish
Problem
Varnish is a clear decorative medium for application normally to timber to allow the grain to show. This is how to either recoat an existing varnished surface or apply a painted finish.
Stages
Stage 1 - Preparation
Wash surface down with detergent or sugar soap
Abrade with 100 grit abrasive paper to remove any loose or flaking areas and to create a key
Stage 2 - Topcoat
Apply a suitable Varnish in your chosen finish. (If varnishing DO NOT apply a basecoat)
Stage 1 - apply a suitable primer which will key to the surface.
Stage 2 - apply a suitable topcoat in your chosen finish.
Problem
Varnish is a clear decorative medium for application normally to timber to allow the grain to show. This is how to either recoat an existing varnished surface or apply a paint finish.
Stages
Stage 1 - Preparation
Clean the surface with water and a mild detergent, then rinse with clean water.
Was the surface down with a fungicidal wash to kill any mould or surface growth, then rinse with clean water.
Abrade with 100 grit abrasive paper to remove any loose or flaking areas and to create a key
Stage 2 - Topcoat
Apply two coats of a suitable exterior varnish.
Apply a two coats of a suitable basecoat and finish