IPG ALF Butyl Mastic Foil Tape, 2.88' × 100 ft, (Single Roll), Silver (MF3100)
- 17 Mil Aluminum 'Mastic' Foil Tape designed for replacement applications and general purpose duct joint and HVAC applications.
- Use on sheet metal, duct board, flex duct, PVC Coated duct and duct wrap barriers.