Camco 25 25ft TASTEPure Heated Drinking Water Hose with Energy Saving Thermostat-Lead and BPA Free (22911) Ideal for water line freeze protection down to -20F (-28C) with an energy saving thermostat Made with NSF-61 certified drinking water safe hose Includes female-to-male adapter to allow connection to the water supply on either end of hose; depending on the location of the electrical outlet Durable exterior jacket protects water hose and electrical components from damage or exposure Operates on 120VAC