Give wooden surfaces in your home Diamond Hard protection against everyday wears, scratches and scuffs with Ronseal Interior Varnish. Give your wooden furniture and skirting boards a beautiful natural finish as well as diamond hard protection. Our interior varnish dries in only 20 minutes. Ronseal Interior Varnish is a quick drying varnish with Diamond Hard protection. It delivers superior protection against heat, scratches and water. Quick drying, touch dry in 20 minutes. Recoat after 2 hours. Protects all interior wood with a beautiful fade resistant finish. Available in Satin, Gloss and Matt.