Drink Cups - 4085
5 drink cups - No Mounting Brackets (Each cup will need bracket - catolog number 4084 or 4087) Cups have a spring loaded trigger stem for positive shut off of water. Water flows only when birds beak is in the cup. No messy wet spots as with nipple drinkers. Design a system with 1 or 2 cups or up to 210 cups. Each drink cup can handle up to 40 birds. Use 4011/4090 pressure reducing valve for small systems & 4008 valve for large ones. These units take 5/16 inch accessories.