DUCTMATE ProGuard Single Ply Adhesive Coating is a standard-grade duct protection film designed to shield duct interiors from dust, dirt, and debris during storage and transport. This economical, low-tack adhesive roll offers excellent strength, 325% elongation, and easy application without leaving sticky residue. Ideal for galvanized, stainless steel, aluminum, PVC-coated, aluminized, and black iron ductwork, ProGuard ensures clean, contaminant-free ducts for commercial and residential HVAC systems.