The Centre for the Protection of National Infrastructure, CPNI for short, delivers advice on protective security measures for the UK.As a way of safeguarding national security, the CPNI has established a rating system for products that offer the highest perimeter protection levels.POLMIL fencing is CPNI-assessed and independently mob attack tested to the base level – making it a tried and tested temporary security perimeter fence system that is specifically designed for the world’s most prestigious and security-sensitive events, like the London 2012 Olympics.To order POLMIL fencing, call our sales team today – they will be able to place your order and help you with any other accessories you may need, including Kentledge Ballast blocks, pedestrian and vehicle gates, or anti-tunnelling mesh