1000DX1000D 14X14 420gsm Ventilation Duct Fabric is designed for the manufacture of ventilation ducts. The fabric is woven from 1000D polyester fiber, which is durable and tear-resistant. The 14X14 weave density and 420gsm weight make it flexible and adaptable while maintaining strength and stability. Ventilation duct fabric is suitable for a variety of commercial and industrial environments and can effectively withstand high temperatures and adverse weather conditions. It is used in ventilation and exhaust systems, for air delivery equipment, etc.