Facility Signs, such as Safety & Security Signs, are extremely important components of your warehouse or manufacturing facility. Why? Because, Safety & Security Signs are sometimes the first warning or alert that an employee or worker sees when entering an area or attempting to access a machine. These signs can aid in the prevention of accidents in your building. Seton has quite a selection of these signs, including the following: Safety Pole Sign Systems, Facility Signs For Rough Surfaces - Do Not Block , Caution Slipping & Tripping Sign - Avoid Injury Watch Your Step, Be Careful Slippery Floor, and Extra Large Heavy Duty Facility Signs- Keep Out.