Henry Air-Bloc 32MR

Manufacturer: Henry
Product Type: Liquid Non-Permeable

Short Description

Liquid Emulsion Air and Vapor Barrier Membrane

Quantity Needed

Liquid-applied by spray or trowel, this low-VOC, one-component elastomeric membrane is designed to provide an air and vapor barrier when applied to a range of construction surfaces.

Air-Bloc 32MR cures to a monolithic rubber-like membrane that resists air leakage.


  • Retains flexibility over a wide temperature range
  • Adheres to most construction surfaces, including block, concrete, stone, wood, metal insulation and gypsum board
  • Can be applied to damp concrete and polystyrene insulation
  • Cures to a seamless elastomeric membrane that bridges cracks
  • Meets CAN/CGSB-51-33 Type I requirements
  • Integral mold resistant formulation as per ASTM D5990