... .3.Corrugated paper, subjected to special treatment, features high intensity structure, corrosion resistant, prolonged service life.4 ... warehouses, stores, supermarkets, large farms,livestock farms,gardening and flower/vegetable greenhouses. Our products enjoy high reputation at home & ... h: corrugation heightα: corrugation angle β: corrugation angle High Efficient Cooling Curtain for Animal husbandry