Please do not disturb - I'm Sleeping Sign Material:Aluminium (Metal) They warn people not to

They warn people not to enter the area for their safety

It's typically used on highways or roads where higher speeds are safe and allowed

or physical hazards

proper use and recognition of biological hazard signs are key to maintaining a safe and secure environment

you'll typically find these signs in kitchens

Please do not disturb - I'm Sleeping Sign Material:Aluminium (Metal) They warn people not toPlease do not disturb I'm Sleeping Sign Sign Materials: Aluminium: Lightweight & strong, and ideal for all safety and statutory signs. Laminated for extra durability, weather resistance, and anti graffiti protection. Aluminium Composite Panel (ACP): Suitable for both indoor and outdoor applications. It's cost effective, visually appealing, and comes with over lamination for added durability, weather resistance and anti graffiti protection. PVC: