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Guardian Alarms is one of the largest independent burglar alarm companies in London and still open, providing free contactless surveys and intallations during COVID-19. We install and maintain burglar alarms in Croydon, London, Surrey, Kent and the home counties to the highest NSI Gold standards to protect your home and protect your business. We have installed and maintained well over 10,000 domestic and commercial security systems in homes, shops, councils, hospitals, offices, schools and Police authorities. Our burglar alarms and security systems suit all budgets from the tried and tested Bells Only to remotely monitored dual path systems like BT Redcare, highly recommended by insurance companies. We install and maintain the latest wireless burglar alarms to the same level of security as other burglar alarm systems.