Mila's SupaSecure High Security Letterplate is TS008 Mila's SupaSecure High Security Letterplate is TS008 compliant, Secured by Design approved, BSI Kitemarked, ADQ compliant and meets the requirements of the Postal Services Standard. Intelligent enhanced security features combine with considered design, high performance stainless steel and simple installation. TS008 is the latest enhanced security specification for letterplates. It covers attack methods including fishing, ability to manipulate the door lock, removing posted items and forced removal of the letterplate. At a glance Enhanced security: Police preferred specification Trusted: BSI Kitemarked Standards: tested to PAS 24 for enhanced security and ADQ compliant for Building Regs Intelligent: Patented anti-fishing technology , a combination of patented fins, an angled postal ramp and restricted internal flap opening to 80 degrees - prevents fishing Accessible: external flap opens fully to 180 degreees without abrasion Reliable: Cycle tested to 20,000 cycles for operational reliability Strong: Achieved 100kg flap pull test for enhanced security Coordinated: Matching stainless steel frame and flap Beautiful: Concealed flap operating mechanism for a seamless design Durable: tested to BSEN 1670 Grade 5, achieving 480 hours sea salt spray. Real life tested to more than twice the standard Extreme weather tested: tested to BS 6375-1 achieving 150 Pascals water penetration, withstanding 2 litres of water per minute under gale force wind conditions Polished Stainless Steel Exterior and White Interior Integrated draught excluder Dimensions Internal letterplate dimension - 340 x 76mm External letterplate dimension - 310 x 71mm Aperture dimension 296 x 46mm On the Outside The exterior half of the SupaSecure High Security Letterplate is made from stainless steel, with a matching frame and flap and concealed operating mechanism.