Designed to keep a small hole open to release harmful gasses. Constructed of cast aluminum for ultimate efficiency and safety. Thermostatically controlled to operated only when necessary. For use in ponds of 50 to 600 gal. Industry standard 10 ft supply cord. Fish and plant friendly. Safe in all ponds.Designed to keep a small hole open to release harmful gasses. Constructed of cast aluminum for ultimate efficiency and safety. Thermostatically controlled to operated only when necessary. For use in ponds of 50 to 600 gal. Industry standard 10 ft supply cord. Fish and plant friendly. Safe in all ponds. See More
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Designed to keep a small hole open to release harmful gasses. Constructed of cast aluminum for ultimate efficiency and safety. Thermostatically controlled to operated only when necessary. For use in ponds of 50 to 600 gal. Industry standard 10 ft supply cord. Fish and plant friendly. Safe in all ponds.
