Created For constant airflow applications, this industrial-grade ventilation duct fabric supplies excellent tensile strength, tear resistance, and excellent adhesion. The Highly developed PVC coating technological know-how assists guard the fabric against dampness, substances, abrasion, UV publicity, and severe weather conditions. Whether mounted indoors or outside, the material maint... https://www.duletai.com/product-category/pvc-tarpaulin/ventilation-duct-fabric/