Dulux trade clear gloss varnish 1l tinperfect for a solvent based interior varnish which gives a tough durable finish it can be used over bare wood previously stained or varnished surfaces this clear varnish from the dulux trade range can be applied to interior doors trim furniture joinery floors using a brush the low odour non yellowing varnish takes 6 8 hours to dry and will cover up to 16 m per litre on average