They are also heat resistant too and will give a clear tough finish which is available in.

Best quality yacht varnish. Consistently among the top varnish alternatives in PSs tests Cetol Natural is not as muddy-looking as its predecessors Cetol Marine Light and Cetol Marinelike the Caspian Clear it allows the woods natural grain to show and has a low gloss. For best results use a good quality long-haired soft bristle brush Pay special attention to end grain tops and bottoms of doors and undersides of sills Finish with 2 or 3 full coats of Yacht Varnish dependent on your requirements allowing a 16-24 hours drying time between coats. Clean and store boat varnish brushes by suspending them with the bristles fully submerged in raw linseed oil.

Polyurethane Varnish These varnishes give a really hard surface and are often used for floors and areas which are going to get a lot of wear and tear. There are three types of resins used. Be sure to use a varnish that is designed for marine use.

In recent times most varnishes are polyurethane due to its lower cost. Its worthwhile spending extra for a top-quality varnish and having the finish last as long as possible. Phenolic alkyd and polyurethane.

New brushes usually need a good clean before use to get rid of any shop dust and help prevent any bristle loss. Both products are available in sample sizes and a test area is always recommended. Once you have achieved the colour that you want then a good quality varnish such as Extra Tough Interior Varnish this will seal the colour and be durable finish for the wood.

I hope that helps and if you have any further questions please do let me know.