Ultimate Protection Decking Oil nourishes the wood, giving it a beautiful natural finish. More importantly, it lasts twice as long as any other Decking Oil. It's tough against the weather and stands up to wear and tear. Ronseal oils can be applied to all types of decking, smooth and grooved, softwood and hardwood. By replacing the natural oils lost during weathering it prevents cracks, splitting and warping. PRODUCT DETAILS Lasts twice as long as standard decking oils Restores wood oils lost through weathering Stops wood from greying and splitting Rainproof in 90 minutes Protects from scuffs and scratches