146 COMMERCIAL POULTRY RAISING 



to go even further and be responsible for every detail that makes 

 for her safety and well-being. 



An unlimited supply of pure drinking water must be kept be- 

 fore the flocks at all times, and on large commercial egg farms 

 this is a factor worthy of serious consideration. If there is water 

 pressure on the premises, either from an overhead tank or from 

 a municipal water supply, the problem is greatly simplified, for it 



Fig. 102. — Interior of well-designed laying house. Note how curtains are 

 stowed against under side of rafters, and the partitions between the roosting 

 compartments. 



is then only necessary to run pipe connections to the various build- 

 ings and fit them with non-freezing hydrants. The water may be 

 allowed to trickle continuously into a trough equipped with an 

 overflow leading to the outside of the house, or fountains of gen- 

 erous capacity may be filled at the hydrant and distributed 

 throughout the building. 

 Installing a water system does not necessarily require the ser- 



