Phoenix High Security Safes are available in 4 sizes with 3 Different cash ratings. The rating Range From £35000 Cash - £100000 Cash. The safes have been tested to EN-1143-1 and been granted grades III, IV and V. An outer and inner steelplate casing on both door and walls. High resistance composite materials, with metallic fibres and layers of reinforcing armours, which provide them with great mechanical and thermal resistance.