Show Insure Dry Poultry House HouseIn In the Middle West every poultry house should be made with double walls with n It dead air space between Such a construction will ordinarily insure insure Insure In in- sure a ar dry house and for a n very ery simple reason Moisture c collects on the walls because th the outside Is cold old and the Inside Inside inside In In- side of the wall Is warm Just exactly as In n a warm worm room moisture collects on the outside of a water pitcher containing con taming Ice water Of or course the proc- proc Is reversed but the principle Is the same |