NMC OSHA signs are the perfect way to alert your employees and guests when a hazard is present in your facility. Keep your facility safe, buy an OSHA regulated sign today and prevent an accident tomorrow. 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. Indoor and outdoor use. Good chemical resistant. Maximum temperature: 150. Mounting: yes. Measures 10-inches length by 7-inches height.