Lightweight and extremely flexible. Abrasion, corrosion, crush and strain resistant. For use with 90 degree Celsius conductors. Cold, heat and sunlight resistant. Dimensions conform to industry standards permitting the use of standard liquid tight fittings. For temperature ranges of 10 to 125 degrees Fahrenheit. Has a hard PVC spiral completely surrounded by a flexible PVC jacket. Impervious to weather. Use for outdoor lighting, water processing and pollution control, marinawiring, greenhouse wiring and transformer connections. For moving machinery controls/motors and machine tools. Use on heating, cooling and ventilation wiring; mounts easily for air conditioning and heat pumps. UL Listed.