Polhas Co. He added that the road barrier to the product range. Polyethylene road barriers, to light and easily moved by the strength and structure is coated with a special system of interlocking less space and provides great convenience in transportation. Standard red and white polyethylene road barriers can be produced as long-term stabilization filling sand or water into the special screw cap system and can easily be released upon request. Manufactured as mono block from 100% recycled raw road barriers warm - not affected by the cold weather conditions