Welcome to IDH Alarms Co Ltd, Established in 1982 and accredited to the highest industry standard (NSI gold). We specialize in the design, installation, maintenance, commissioning of electronic security systems, access control, fire alarms systems and bespoke projects. Our customer base ranges from the small domestic properties to local authorities and local constabulary sites. We provide an effective 24-hour service throughout Kent and the south east area. With our service and installation team based a cross Kent we are able to deliver a very effective service to our customers.