About
HDA Security, operating as Hills District Alarms, is a trusted provider of security and home services, based in Sydney's North West. With over 25 years of experience securing homes, businesses, and schools, they bring expertise and reliability to every installation. hdasecurity.com.au Services Offered: Intruder Alarms & Security Systems: Supply, installation, and servicing of alarm systems for residential, commercial, and school environments hdasecurity.com.au . CCTV & Surveillance Solutions: From DIY kits to professionally installed surveillance systems hdasecurity.com.au . Intercom Systems: Full range of intercom services using quality brands such as Valet, iCentral, Micron, and Aiphone; HDA is an authorised Valet and iCentral dealer hdasecurity.com.au . Ducted Vacuum Systems: Supplying and installing integrated vacuum systems for a complete home solution hdasecurity.com.au . Service Areas: HDA Security serves a wide network across Sydney's North West, including but not limited to Castle Hill, Glenwood, Cherrybrook, Seven Hills, and Parramatta.