The DAD Copeland Cast Aluminium Post Box is designed for dual access with a door on the front and the back and is designed to be recessed in to a wall or pillar. This large capacity post box is constructed from heavy duty cast aluminium to EN 13724 standard to ensure protection against corrosion and is ideal for use in coastal areas. Each post box door is secured by a key lock and includes an A4 letter slot on both sides.