Chatom Signs have an extensive range of blue mandatory signs to assist employers meet their Health and Safety obligations, which you can buy on the internet. Signs are typically used to instruct staff and workers of safety requirements in offices, industrial plants and construction sites, for example Fire Escape or hard-hat area signs.
All mandatory signs are available in two formats (stickers and mounted) and three sizes. Stickers are manufactured from adhesive-backed vinyl with a peelable backing paper - just remove the backing and smooth down onto the surface or wall. Mounted panels are vinyl mounted onto 1mm Plastic with double sided foam tape to rear; peel away the backing paper to the foam tape and press down the sign against the surface or wall.
Here are some photos of typical Chatom Signs printing:
Mandatory Sign Sizes: