Mainline Security Products Pty Ltd Home ›› Local Listings ›› VIC ›› Gardenvale ›› Mainline Security Products Pty Ltd VIC Marketing and Advertising Gardenvale, VIC 3185 +61 3 9596 6688+61 3 9596 6688Fax: +61 3 9596 6138https://www.mainline.com.au Mainline Security are wholesalers of Access Control and Security Systems and everything a security professional needs in Melbourne, Brisbane.