Camco 22903 TastePURE 1/2" ID x 50' Heated Drinking Water Hose
Camco's Heated Water Hose provides safe drinking water in below freezing temperatures by combining a drinking-water-safe hose with a self-regulating heat source encapsulated in an all-weather, PVC coating.  Camco has tested it’s Heated Drinking Water Hose at ambient temperatures down to -40°F while maintaining an inside water temp well above freezing.  Features machined, nickel-plated fittings for maximum corrosion protection.  Includes a female-to-male adapter for connection of the water source to either end of the hose; depending on the location of your electrical connection.  Operates on 120VAC / 4.5 AMPs. Made in the USA. Limited 1 Year Warranty (3 Year Warranty on Electrical Components)