Primer used on wood sheathings prior to the application of cementitious adhesives and EPS insulation
This black-tinted, 100% acrylic-based sheathing primer is used as an adhesive intermediary between acceptable Senerflex Wall System substrates of new and untreated Exposure 1 or Exterior Grade Plywood Sheathing (Grade C-D or better) or Exposure 1 OSB.