For the installation and protection of electrical conductors in circuits of 600 volts or less. Manufactured with a spiral of rigid PVC reinforcement imbedded within a flexible PVC wall. Impact and crush resistant, liquid tight and highly flexible. UV sunlight resistant jacket. Rated for temperature range of -30 to 80 degrees C , 60 degrees C Oil (-22 to +176, 140 degrees F Oil). UL Listed.