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4mm Corrugated Plastic Signs (coro) is the go to material for outdoor marketing when you combine it’..
4mm coro is chosen when economy is the primary consideration. This is the most widely used product i..
4mm thick (about 1/6") opaque white corrugated plastic. This product is weatherproof and fluted for ..
Ideal for large outdoor signs, construction site signs, and large political highway signs. This 8mm ..