Shrijee Heavy Projects Works Ltd offers Alu - Zinc Wind Ventilator with 42 vanes. Shrijee Heavy Projects Works Ltd also manufactures various types of Aluminium Wind Ventilator, Alu-Zinc Wind Ventilator and Stainless Steel Wind Ventilator. The Alu - Zinc Wind Ventilator 42 vanes is suitable for the areas with higher wind velocity and requires more discharge as heat generation is more.