NMC Bilingual OSHA sign is the perfect way to alert your employees and guests when a hazard is present in your facility. These OSHA signs comply with OSHA 29 CFR 1910.145. Aluminum 0.040 has baked enamel finish on both sides. This allows your sign to be printed on both sides. it is weatherproof and non-corrosive, making it ideal for indoor and outdoor use. Mounting: yes. Good chemical resistance. Maximum temperature: 150 degrees F. Measures 10-inches length by 14-inches height. Legend "CAUTION HARD HAT AREA".