IKO Enerfoil

IKO Enerfoil is a rigid, polyisocyanurate commercial roofing foam insulation with high thermal properties. It is constructed from closed cell polyisocyanurate foam core bonded on each side to aluminum foil facers during the manufacturing process. IKO Enerfoil is designed to be non-structural sheathing in cavity wall, stud wall or cathedral ceiling construction. IKO Enerfoil Sheathing is dimensionally stable and can be sized with ease. It is also lightweight and easy to handle.
Enerfoil Brochure
AccuCut Brochure
1511 MSDS
1911 MSDS
Enerfoil 4.0”
Enerfoil Sheathing

Product Highlights

Enerfoil® by IKO is a non-structural rigid polyisocyanurate insulation sheathing with a foil facer laminated on the top and bottom side. Manufactured at IKO’s state-of-the-art ISO 9001-2008 registered facilities.


  • Frame Construction Siding
  • Frame Construction Brick Veneer
  • Block Wall Construction
  • Retro t Application
  • Interior Ceiling & Wall Applications
  • Storage


Enerfoil Application