Fiber reinforced, Airseal 33 offers exceptional adhesion and flexibility for sealing all types of HVAC duct systems including: metal, fiberglass ductboard and flexduct.
- High Solids Formulation
- Formulated for Indoor & Outdoor Applications
- Seals High Pressure HVAC Ducts Systems
- Exceeds SMACNA Pressure and Sealing Classes
- Excellent Mold & Mildew Resistance