smoke
The intruder now has a real problem, they cannot see what they want to steal and the vapour cloud is also quite frightening! Several years of experience shows that they simply leave as quickly as possible.
Many thousands of these systems have been supplied to; Banks, Offices, Shops, Government Buildings, Mobile Phone / Tablet Suppliers*, Homes, Schools, Secure Areas, Hospitals, Factories, Small Business, Car Garages, Cloth stores, Showroom, Colleges, Universities, Trophies, Antiques and Paintings Galleries*, Audio Visual Equipment, Jewellery Shops, Server Rooms, Supermarkets, Petrol Stations, Police Stations, ATM, Safe and Vault Protection, - all now protected and virtually no property loss!
Major insurance companies are insisting on Smoke protection. The new British Standard BS7939:1999 has been formulated to address the concerns of the Insurance, Fire and Police organisations. The guidelines set a minimum requirement for the security industry to minimise risk whilst not compromising protection.