You may place the seal on either one or both of the lock rods of the right door.
How to seal a shipping container roof.
On each door there are two lock rods.
Kool seal is available at many big box home improvement and at mobile home part retailers.
When closing the container you need to first shut the left door and then the right door.
Simply follow the manufactures application directions and you will have a long lasting and efficient roof system on your shipping container and you will seal up any small pin holes that may have formed.
For added protection you can apply an etrnabond chalk to the edges of the patch.
The best place to put the container seal would be on the right door since that is the door that will be opened first.
To install it you clean the surface brush a primer product on the surface apply an adhesive to the surface then press on the eternaboond tape.
We use expansive foam along with silicon.
Basically any holes that you created during the construction of the container you will need to seal and waterproof.
You can top coat aluthane with safe latex or enamel paint for whatever color look you want.
Shipping containers are built to withstand the worst conditions as they cross oceans between continents.
Why what and how.
Installing roof vents on a shipping container.
You will immediately have a long lasting water tight roof patch.
Next are the windows doors and any out going tubes and wires.
It can be applied to less than perfectly prepped surfaces.
This style of roof will still allow the container to be transportable.
Here an idea for roofing a shipping container for water collection and heat abatement.
Use a high grade sealer for your shipping container and re inspect the entire unit after a hard rain.
Aluthane will seal off existing lead based paints reflect heat seal off rust.
One gallon will cover 400 sf recommended you apply 2 coats for max rust protection.