Everbuild wood preserver everbuild ljfg05 wood preservers are a range of solvent based solutions of active fungicides specifically designed to deeply penetrate all wood and joinery to give long lasting protection wood preserver clear is an ideal pre treatment which may be overpainted varnished or stained wood preserver in colours provide the same protection as clear but as they are a finish in their own right with water repellent properties they should not be overcoated everbuild ljfg05