Men at work sign complete with provisions for a supplementary plate roll up reflective sign. These Class Ref 1 (previously class 2) road signs are lightweight, easy to store and fast to erect Reinforced PVC with a reflective coating, protected by clear PVC Signfaces reflective to the new standard BS EN 12899-1, which cover temporary signs Non reflective and Class Ref 2 (previously class 1) reflectivity available on request. Weight hook on back of leg to hang ballast, if required. Rust proof metalwork. Suitable for use in temperatures ranging from -5°C to +30°C. Note: The supplementary plate roll up signs can be found in the ‘Roll up signs’ product catergory or by searching for B1030023049.