Air Conditioner Foam

SKU: 8050 Categories: ,


Apply our Air Conditioner Foam around your portable unit, often found in bedrooms and kitchens, to fill large gaps or cracks to put an end to rattling and vibration. If thoroughly done, this can also improve the energy efficiency and performance of your A/C unit.


  • Removes rattling and vibration on your A/C unit
  • Improves efficiency and performance of unit
  • Seals out dust, air, wind-driven snow and moisture through joint details
  • Ideal as a filler in expansion/compression joints subject to movement from thermal expansion and contraction
  • Highly resistant to dirt and pests
  • Conforms to contours easily and fills gaps


Product CodeTypeThicknessWidthLength


  1. If the A/C is firm in position, squeeze the foam into the gaps of the opening
  2. Cut the excess with a large pair of scissors
  3. If gaps permit, use sealant or caulking for extra protection
  4. If the A/C is not in the wall closure, use sealant or caulking to secure the foam in the closure before installing the A/C