CHAPTER VI. 



PRINCIPLES OF POULTRY-HOUSE CONSTRUCTION. 



SUPPLYING poultry with suitable environment is one of the 

 most essential features of poultry management. A suitable en- 

 vironment means the right kind of house properly located. 

 Many types of poultry houses are in use throughout the country, 

 representing a great variety of ideas and theories. This diversity 

 is largely due to the fact that amateurs start out in business with 



FIG. 64. Antiquated type of poultry house, with no muslin in windows, 

 ventilation and holds the moisture. 



Glass prevents 



ideas of their own, and incorporate these in their houses, whether 

 they have been tested and found desirable or not. There are a 

 few simple rules or principles which should be followed in the, 

 construction of the house, and there are a number of different 

 types which furnish these requirements. There is no one best 

 type, suitable under all conditions and for all sections of the country. 

 Recent Changes. There have been marked changes and rapid 

 developments in the perfection of poultry houses. It was formerly 

 considered necessary to have a perfectly tight house, double 

 boarded, with single or double glass sash in the front (Fig. 64). 

 This type of house served as a shelter for the birds, and theoreti- 

 cally would keep them warm; yet in practice it has been found 

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