Uncover the 3-layer composite structure + spiral steel wire core design of heavy-duty PVC insulated flexible duct! Learn how each layer of material synergistically solves the three major pain points of outdoor duct abrasion, condensation, and deformation, improving system energy efficiency by 30%+.
43 views
0 likes
Load More
NuoWei insists on the pursuit of excellent quality, as the industry's leading ventilation equipment specialist manufacturer providing quality products and services to customers in 180 countries and regions worldwide