Fexhull Heated Drinking Water Hose provides water line freeze protection down to -49°F (-45°C) using utomatic thermostat control technology.The 5-layer protective food grade hose will not make your water taste like plastic, nor will it allow harmful chemicals to seep into the water, protecting your health. Widely used, including RVs, livestock, agriculture, kennels, and other industrial, commercial, and residential purposes.