1. The ceiling air inlet window has two forms: single opening and double opening;

2. ABS panel, PVC side plate, fan blade, SUS304 central support;

3. The temperature control computer can automatically adjust the ventilation volume, hollow thermal insulation, excellent thermal insulation performance;

4. Single ceiling air inlet window, one side blowing,; Double opening is often used in wide chicken houses, with air blowing on both sides for air exchange;