How choose water curtain in chicken coop

Water curtain area Under normal circumstances, the use of evaporation curtains thickness of 0.15 meters, to achieve a good evaporation cooling effect requires a wind speed of 2 m / s. Water curtain area = cross section of chicken coop. However, since the cross section of many poultry houses is not a standard rectangle, it may be an arched ceiling or a triangular beam which can only consider the cross-sectional area of the wall portion while at the same time in the arch structure or triangular beam portion every 7 - 8 meters to set a tight barrier curtain. This will solve two problems: to reduce the area of the curtain, is conducive to the transformation of the old house. In the same ventilation capacity will increase the wind speed inside the house, in the hot summer to improve the wind speed will reduce the heat stress on the flock.