Phoenix Mercury HS2053K High Security Safe with Key Lock The HS20523K safe is ideal for high security storage of your cash, valuables and documents in the home, business or office. This Phoenix model is manufactured with a high quality key lock, and has been approved by UK Police (Secured by Design scheme) and the Association of Insurance Surveyors (AiS). The Mercury safe offers 30 minutes fire protection for paper documents, and is recommended for security protection of up to £17,500 cash or £175,000 worth of valuables. This maximum security safe is prepared for wall and floor fixing. Suitable for storage of: 10 lever arch folders 10 foolscap lever arch folder 10 foolscap box files