top of page
< Back



A concertina coil, also known as razor wire, is a type of high-security fencing or barrier typically used to deter unauthorized entry or access to restricted areas. It is characterized by its distinctive design of sharp-edged, blade-like steel strips or wire loops, which are interwoven to form a coiled, accordion-like pattern. Concertina coils are widely employed for security and perimeter protection due to their ability to discourage and prevent intruders effectively.

Key features and applications of concertina coils include:

1. Security and Perimeter Protection:

  • Concertina coils are primarily used for enhancing security around sensitive or high-security areas, such as military bases, prisons, industrial sites, and other critical infrastructure.

2. Deterrence:

  • The sharp, pointed edges of the coils act as a powerful visual deterrent, discouraging unauthorized access. Anyone attempting to climb, cut, or breach the barrier risks injury.

3. Versatility:

  • Concertina coils are adaptable and can be installed on various surfaces, including fences, walls, and even ground barriers. They can also be used in both permanent and temporary security installations.

4. Effectiveness:

  • Their design makes them difficult to breach, and they are resistant to tampering or vandalism. They effectively deter intruders and potential threats.

5. Varieties:

  • Concertina coils come in different configurations, including single coil, double coil, or triple coil. These configurations determine the density of the razor wire and the level of security provided.

6. Materials:

  • They are typically made from high-tensile steel or stainless steel wire, which ensures durability and resistance to corrosion.

7. Installation and Maintenance:

  • Concertina coils require professional installation to ensure they function as intended. Routine maintenance is important to inspect for any damage and maintain their effectiveness.

8. Temporary and Permanent Solutions:

  • Concertina coils can be used temporarily for special events or construction sites and can also serve as a long-term, permanent security solution.

9. Non-Lethal Options:

  • While traditional concertina coils have sharp, potentially lethal blades, there are non-lethal options available, featuring less harmful blade profiles. These are used in settings where the risk of injury needs to be minimized.

In summary, concertina coils are a robust and effective security measure for protecting properties and critical infrastructure. Their sharp, intimidating design makes them an excellent deterrent to unauthorized access, and they are widely used in security applications around the world. Proper installation and maintenance are essential to ensure their effectiveness and safety.

bottom of page