BASF Masterseal® AWB 660 I Vapor Retarder, 5 Gallon Pail

MasterSeal® AWB 660 I is a one-component fluid-applied air/water-resistive barrier that can also function as a Class I vapor retarder.

Benefits of MasterSeal AWB 660 I:
  • qualifies as both an air/water-resistive barrier and flexible flashing material
  • offers strength, durability and self-sealing properties and require you to apply less material to achieve effective functioning
  • Applicator friendly, quick applying and fast drying; it can be spray-, roller-, trowel- or brush-applied at low wet-film thickness