Our range of PAS 68 (British Standard), IWA14-1 (International Standard) and ASTM (American Standard) High Security Hostile Vehicle Mitigation products reliably prevent unauthorised access or vehicle borne attacks. Meesons HVM products include Bollards, Track Sliding Gates, Quick Bi-folding Gates, Road blockers, Barriers and Tyre Killers all designed to guarantee the full level of security and can be installed as a single unit or in combination with other products.