Steel palisade fencing for security makes the most popular fencing for locations requiring security and vandal resistance. Flexible build system allows for contoured terrain to be fenced without detailed pre-planning. 'D' Section Palisade 'D' Section refers to the shape of the vertical pale profile, which is best suited to sites requiring a boundary with forbidding appearance and general damage resistance. 'W' Section Palisade The 'W' Section profile gives extra protection over 'D' Section to the pale fixing on the attack face of the fence.