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Double Bubble Insulation

1 Product

Double Bubble Insulation

Avail. in 2 color options & 4 size options
Starting at
SKU: EF2220-48-075

Double the bubbles for double the airspace. The more airspace in the product, the better it is at slowing heat transfer.

Double bubble insulation provides the maximum efficiency and highest R-value for bubble insulation. Key benefits of this foil-faced double bubble include:

  • 1/4" - 5/16" nominal thickness of foil bubble insulation
  • 99.9% Pure Aluminum bonded to tear-resistant polyethylene core and bubblewrap insulation
  • Highly reflective foil facing
  • Optional UV resistant polyethylene facing on one side, foil on opposite side (foil double bubble white poly option)
  • Reflective bubble insulation has a very low rate of emissivity
  • Durable polyethylene bubbles make up the center bubblewrap insulation
  • Acts as 100% vapor barrier
  • Class A/Class 1 fire rating
  • Foil faced bubble wrap insulation makes an excellent thermal barrier
  • Barrier for methane, radon, moisture, termites and other pests
  • Thermal resistance in a 3.5" cavity: R-15.2 (Heat Flow Down), R-8.5 (Horizontal Heat Flow)