Wrong Way Sign speed control sign We use 3M reflective sheeting

We use 3M reflective sheeting and 3M UV resistant inks

If your highways have speed limits of 75 mph

Size: 30x24

3M 4000 Series Diamond Grade (DG3): Guaranteed for 12 year outdoor lifespan

Other companies use steel which rusts

Wrong Way Sign speed control sign We use 3M reflective sheetingSizes Available: 30x18, 36x24 We make all our signs from . 080 thick aluminum. Other companies use steel which rusts, plastic which cracks or warps, or a thinner gauge aluminum (. 060 or . 040) which bends or buckles. Material Details We use 3M reflective sheeting and 3M UV resistant inks. 3M offers the following on their sheeting: 3M 3400 Series Engineer Grade Prismatic (EGP): Rated for 5 7 year outdoor lifespan 3M 3930 Series High Intensity