Works on a vacuum principle which maintains the level in the circular trough at the base. When water is consumed below the outlet the vacuum is broken, water is released until the outlet is covered by the rising water level, which again stops the flow into the trough. Very efficient tried and tested drinkers.

• Forsham equipment can only be delivered with poultry houses, aviaries and nesting boxes.
• For deliveries outside England and Wales telephone 0116 267 7091 . Forsham equipment is normally delivered within 5 weeks