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Ridgicoil is a coiled twinwall cable protection duct manufactured from polyethylene in a range of NJUG classification colours to meet the cable protection needs of all utilities applications for: electricity, motorway communications, street lighting, gas, water, cable TV and telecommunications. Ridgicoil has a factory installed polypropylene twine and coupling and is available in sizes from 40mm - 160mm. This product is Network Rail PADS approved