Farm Innovators Cast Aluminum Submergible De-icers

H-419 Constructed of patented cast aluminum for ultimate efficiency and safety Thermostatically controlled to operate only when necessary Heavy-duty Safe in plastic Made in the usa The product will come on at 35 f and shut off between 45 & 50 f H-409 Constructed of patented Cast Aluminum for ultimate efficiency and safety Thermostatically controlled to operate only when necessary Heavy duty "anti-chew" cord protector Unique Patented Design Model H-419 is the most powerful de-icer available SAFE IN PLASTIC Guaranteed for Three Years