Shipping Container: Endwall Inserts Installation

Endwall Insert and Flat Stock Insulation:

Endwall Insert and Flat Stock Foam

Buy Shipping Container Insulation Panels in Los Angeles, CA

  •  The Endwall of a shipping container interior applications.  If you just need to just insulate a container for storage and covering the insulation for fire safety and protection is not a concern we recommend the (I-EWI) Side Wall Inserts to infill the wall's corrugated voids to prevent hidden condensation. The flat stock foam panels and inserts is a two-step process insulated first with the (I-EWI) Endwall Inserts to infill the wall's corrugated voids preventing hidden condensation. Then locally sourced (48″ x 96″) flat stock sheet insulation are installed over the inserts completing the continuous thermal layer before the traditional interior framing and services can be installed. This is the least expensive method available but increases the labor, material co-ordination and complexity in detailing. 
          1. Inexpensive method when modifying older containers with dings and dents prevent cold condensation surfaces.
          2. Method when modifying older containers with dings and dents.
          3. Industrial fast track application not suitable for habitual spaces, storage only.
            • Check with local code restrictions for exposed foam insulation fire requirements.
        1. Traditional framing, wood or steel studs, would need to be installed with drywall and optional additional insulation in order to make the container into a habitable space

Sidewall Inserts:

        • (I-EWI Endwall Inserts) = 20 pieces 48 inches long covering 80 lineal feet of corrugation in-fill or (10) 8′ tall sections
Installing a Wood Buck into a Container
See this page for in depth instruction for installing wood bucks. MORE

Determine your window layout first. We suggest that you adjust your openings to the right or left up and down to simplify other steps  later on. If you invested in a sample kit use the side wall insert to help you mark your layout lines.To fasten the interior half of the buck we used special fasteners fro ITW with a drill bit and metal wings that over drill the wood then break-off to allow the screw to anchor itself to the steel container wall.

The window bucks are complete and ready to finish. Next step is to insulate the interior walls with the Sidewall Inserts and the UX2.0 Flat panels.

Installing Endwall Inserts into a Container

The Endwall of the shipping container insulated with Endwall Inserts. 

Buy Shipping Container Insulation Panels in Los Angeles, CAThe Endwall of the shipping container is a three-step process using endwall inserts, locally sourced flat stock sheet foam, and traditional framing systems.Place a bead of adhesive in an “S” pattern down the center of the backside of the endwall insert. Continue to cut, fit and glue all the insert onto the endwall corrugations.Spray foam and seal all your work.

Flat board stock  or sheet foam and framing by others.

Products Required

End Wall Inserts

One box of Inserts covers the end wall.

See Diagram zip file
Insert Dimensions  5 1/4 in × 48in ×  1 5/8 in
Coverage per pcs 1.75 sq-ft
One Box -20 inserts 4' long  (covers 35’ Sq-ft)
Interior side of the end wall  1 boxes
Exterior side of a the end wall 1 boxes 
R-Value ASTM C518 R-4.24 per in
ASTM C578 Type II


Closed-Cell, injection-molded EPS 

Canadian Standard CAN/ULC S701 Type 2
Foam Density 1.35 lbs per cubic foot
Shipping Containers

InSoFast Plus Method

Need a higher R-value? No Problem! Start with a base of InSoFast continuous insulation panels they are feature-rich and easy to install. Then add rigid foam insulation over top of InSoFast panels.