Polywater® F lubricant is a high performance, pourable liquid, cable pulling lubricant recommended for pulling underground fiber optic cable Polywater® F is also suitable for pulling coaxial and copper pair cable Polywater® F wets and clings to cable jacket and evenly coats the jacket surface. It continues to lubricate by leaving a lubricating film after its water base has evaporated. Polywater® F is compatible with a broad range of cable jackets, including polyethylene types. Polywater® F is a thick liquid and is applied by pouring or pumping the lubricant into the duct system F is a popular lubricant and used in the pulling over 50000 miles (80000 km) of fiber optic cable into duct.