Pig ventilation product- wall inlet 2(Q510...

We are a professional factory for producing Pig Farming Equipment. We can produce products per customer's requirements. Our factory found in 1996. We have exported products to all over the world for about 17 years. We have also designed and built many large pig farm projects in China. We can offer a complete selection of swine production equipment including Feeding Equipment, Drinking Equipment, Ventilation System, Feed Storage Equipment, Feed Delivery System, PVC confinement, Heating Equipment, Flooring and so on. Please check following for the details of Pig ventilation product-wall inlet 2(Q510): 1. This is wall inlet. It will be assembled on the wall of poultry or pig building for ventilation. 2. Aluminum alloy frame, which is anti-corrosion.  3. The outside of the door is PVC Plank, the inside is polystyrene foam. 4. The opening angle of the blade will be controlled by the weight (please check the detailed picture).5. In regard to the dimension, we can make per your requirements.