. Commercial poultry raising;. Poultry. 148 COMMERCIAL POULTRY RAISING it is then necessary to commence at the end of the system, work backward, and take down the entire system. Make a rough diagram of the proposed scheme first, measure the distances accurately, and, bearing in mind that pipe is pur- chased in sixteen- and twenty-foot lengths, ascertain the number and kinds of fittings required. One-inch pipe is plenty large. Fig. 104.—Perches arranged in sections which hinge upward clear of the drop- ping-boards for cleaning. enough for the mains, reducing to f^-inch pipe for the branch lines
. Commercial poultry raising;. Poultry. 148 COMMERCIAL POULTRY RAISING it is then necessary to commence at the end of the system, work backward, and take down the entire system. Make a rough diagram of the proposed scheme first, measure the distances accurately, and, bearing in mind that pipe is pur- chased in sixteen- and twenty-foot lengths, ascertain the number and kinds of fittings required. One-inch pipe is plenty large. Fig. 104.—Perches arranged in sections which hinge upward clear of the drop- ping-boards for cleaning. enough for the mains, reducing to f^-inch pipe for the branch lines and connections. In addition to the enormous saving in labor of watering the flocks, a water system having connections in all the principal houses is a very vital factor toward fire protection. A plant thus equipped is usually able to obtain fire insurance at a lower rate, hence this saving should be credited to the original outlay for the water Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Roberts, Howard Armstrong, 1885- [from old catalog]. Philadelphia, D. McKay
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectpoultry, bookyear1920
