Caution Hard Hats Required Safety Signs | C391

C391 National Marker Personal Protection Safety Signs Caution Hard Hats Required

National Marker Company

$ 7.20 
SKU: C391P

Personal Protective Safety Signs remind workers of safety precautions needed where dangerous or toxic substances or hazardous work conditions may exist. Post Safety Signs reminding workers of the protective equipment required for employees to protect themselves on the job. Our personal protection and fall hazard Safety Signs can keep your employees safe with our durable, high-quality Safety Signs protected by Sign Muscle. 

  • Model Number: C391
  • Wording: Caution Hard Hats Required
  • Sizes: 7" x 10" and 10" x 14"
  • Materials: Adhesive Vinyl, Plastic, Aluminum and Fiberglass
  • Manufacturer: National Marker Company

Adhesive Backed Vinyl
.004 material has pressure sensitive adhesive backing and is flexible, which allows for mounting on smooth, curved or irregular surfaces. The material is long-lasting for indoor and outdoor labeling.

Rigid Plastic
.050 thick polystyrene material is ideal for long lasting indoor or outdoor use. Safety Signs are standard with radius corners and pre-drilled corner mounting holes.

Standard Aluminum
.040 aluminum has baked-on enamel on both sides, allowing it to be printed on both sides. It is weatherproof and non-corrosive, making it ideal for indoor and outdoor use. Safety Signs are supplied with radius corners and pre-drilled mounting holes. Excellent for placement on a wall or fence.

Fiberglass 
.095 fiberglass is rigid, shatter-proof and dent resistant. This material will stand up to high traffic, severe outdoor weather conditions, and weak alkalis and acids.

Safety Signs Protected By Sign Muscle A Clear Laminate To Protect Your Safety Signs From Graffiti, Chemicals, and Weather.

Our brands

For over 40 years, Accuform has sought to perfect safety signs, safety tag and safety label manufacturing processes, safety procedures, environmental compliance and distribution strategies.
Justrite Safety Group is a growing family of industrial safety companies. Together we protect workers, workplaces and the environment with a comprehensive range of industrial safety solutions..
Master Lock knows business. With 100 years of experience protecting factories, stores, job sites, schools, and other facilities, we specialize in protecting your business and personal property of your students, employees, or clients.
National Marker Company opened in 1934, we have honored our timeless traditions of safety and quality.  Over 81 years later, the NMC strives to accomplish the same two goals, by manufacturing the highest-quality safety identification products