Perfect for a tough & durable finish over bare wood or previously stained or varnished surfaces. Rapid drying properties allow work to be completed quickly, this clear wood varnish from the Dulux Trade range can be applied to interior using a brush. The low odour varnish dries in just 30 minutes and will cover 20 m² per litre on average. Ideal for use on doors, trim, furniture and joinery. Smooth wood: 20m² / litre / coat (normally 2-3 coats on new / bare wood). Suitable for... Dulux Trade Quick Dry Varnish is a water-based interior varnish containing polyurethane which gives a tough and durable finish. It can be used over bare wood and previously stained or varnished surfaces. Rapid drying properties allow work to be completed quickly.