Timber lock Exterior brown protect timber and wooden surface from termites insects and fungal attacks.it is suitable for all type of timber where the retention of natural colour is not required.it penetrate in to the wood remaining as an active preservative.timber Exterior brown cannot be painted over.all woodwork exposed to attack by insects or rot should periodically be given a liberal application of timber lock care being taken to work the wood preservative well into all joints and so that no portion of the wood is left untreated Application brush Roller can be sprayed (coverage:4/8sw.meters per liter (200/400sq.ft per gallon)