A mandatory sign indicating that a hard hat must be worn in this area. Mandatory signs are used to indicate an instruction that must be carried out. These signs feature blue and white images with black text and can be manufactured as a self adhesive sticker, metal or polypropylene signs in a variety of sizes
PCS - Pre Coated Steel, heavy duty
SAV - Self Adhesive Vinyl, ideal for sticking to clean gloss surfaces
Polypropylene - indoor / outdoor signage
Fluted Plastic - short term applications