The protective cover helps guard against vandalism and accidental damage. It is designed for surface mounting with a 32mm spacer and includes a sounder. Multi-lingual label sheets are supplied. The unit comes with a three-year guarantee on the housing and one year on electronics. The Multi Kit includes UV-stabilised polycarbonate housing, red and green housing shells, sounder cartridge, 32mm spacer, multi-lingual label sheets, Glow Guide, and a break seal. Due to the curvature of this model, the depth stated may vary. Vertical installation is recommended. Dimensions are 104 mm H x 96 mm W x 58 mm D.