(Brower Manufacturing) Ideal for corner installation in box stalls, but can also be installed outdoors. Double wall-single piece construction, foam filled. Stainless steel access plates. Submersible anti-siphon fill valve delivers about 1.5 gallons per minute. Easy to clean and adjust water level. Has 110 volt, 250-watt heater, tested to –30 degrees F. Very low heating costs, only about $10.00 per heating season. Holds approximately 1 1/2 gallons. 15 1/2” x 15 1/2” x 12”.