Varnish can prevent scratches and abrasions on table tops. As well as waterproofing the wood, varnish can also prevent wooden surfaces from getting scratched. Finishing wood with a product such as varnish, serves to protect wood from the little knocks and spills that are inevitable in a busy family home.

Is varnish a protective?

Varnish is a clear transparent hard protective coating or film. It is not a stain. ... Varnish is primarily used as a wood finish where, stained or not, the distinctive tones and grains in the wood are intended to be visible. Varnish finishes are naturally glossy, but satin/semi-gloss and flat sheens are available.

Does varnish stop wood from rotting?

How Do We Stop Wood Rot? As fungal spores are ever present, the only means of stopping rot from starting is to stop the conditions becoming right for the growth of the fungal spores. ... This is the aim of any formal finish (paint or varnish) on wood, to keep the moisture content low enough to stop the growth of fungus.