Larsen Universal Wood Preservative is a ready to use triple action wood preservative which is both low odour and fast drying. It can be used to eradict wood boring insects and their larvae, stop reinfestation and prevent damage to timber from blue stain, wet rot and dry rot. The low odour microemulsion technology penetrates deeply into the wood to give long lasting protection. Universal Wood Preservative can be used on most timber and joinery such as furniture, doors, window frames, roof timbers, floorboards, joists, rafters, fences, gates etc. It can be over painted, stained, varnished, or polished when dry if required.