- Product Type:Waterborne Sealant
- Application Area:Board Facings, Air Ducts, FSK Jackets, All Service Jackets (ASJ), FRK Jackets, Lap Sealing, Joints
- Compatible Substrates & Surfaces:Galvanized Steel, Metal, Aluminum, Steel
- Application Method:Trowel, Brush, Glove, Extrusion
- Features:Durable, Flexible, Water-based, Cost Effective
Foster® Air-FAS™ Duct Sealant 32-18 is an economical, water-based sealant designed for use on low, medium, and high-velocity ducts. It is UL-181 B-M listed, ensuring its compliance with industry standards. This non-fibrate sealant forms a flexible and durable seal to prevent air leakage. It is provided in a special thixotropic consistency, making it easy to apply using various methods such as a brush, glove, trowel, or power extrusion.