Plus One Automatic Hanging Waterer made of durable, high-impact polypropylene plastic to provide multiple seasons of trouble free use. Operates under low pressure (4-6 lbs). Pressure regulator required unless unit is gravity fed. Equipped with 8 ft of hose, 8 ft of rope and complete saddle assembly. Ballast hanging and standing. Recommended for 90-100 broilers, 70-80 breeders or 40-50 turkeys per unit. Measures 14.5″ in diameter.