Environment Control Box for Poultry Farm 1. Dimension: 400x500x150mm 2. Accessories National Standard 3. Water proof box Environment Control Box for Quail House 1 ... , as well as the shutter windows and furnaces in the POULTRY HOUSE, FLOWER HOUSE, or Green-houseVegatable Farming House.How it ... 2 fans, or 3 fans, or....., as well as motors for cooling pad with a button, two buttons or 3 buttons ...