DURABLE PLASTIC. Signs use 55 mil thick HDPE (high density polyethylene) and can last up to 2 years outside. Signs have a 100% recyclable base material.
INSTALLATION. Signs have pre-punched and pre-cleared mounting holes for easy installation. Signs mount to walls, fence posts and doors, and can be used indoors or outdoors.
ROUNDED CORNERS. Signs have rounded corners and burr-free corners for safe handling, longer life and a professional appearance.
GIVE A HEADS UP. Convey your Do Not Block This Door, Access Needed At All Times warning with this sign - before you have to intercede personally.
Description
High Pressure - Do Not Enter When Red Light Is Flashing - Safety Sign is made from rigid 55 mil polyethylene (HDPE). HDPE plastic is stronger, with better rip-out protection than other plastic signs. Rounded corners and pre-drilled mounting holes.