Intensive chicken houses of poultry cages for sale require two basic functions:
1, sealed well. The gap between the buildings should be sealed. In addition to the necessary ventilation and ventilation openings, the chicken house should not be opened at will, so as not to affect the tightness of the house.
2. Superior insulation performance. Insulation materials are used in the construction of the house, and if polystyrene insulation boards are used, the weight must be above 15 kg/m3;

After the house building is completed, You may choose suitable chicken cages for sale. The following methods can be used to measure the tightness of the house:
Close all doors and windows, start a 122 cm (48 inch) exhaust fan or two 91.5 cm (36 inch) exhaust fans, and the negative pressure in a well-closed house can reach or exceed 406 Pa - 508 Pa .
If the negative pressure is less than 170 Pa (0.05), it indicates that the house has at least 1.40 square meters of air leakage.
If the negative pressure is close to 339 Pa (0.1), it shows that the house has at least 0.93 square meters of air leakage.