Lay and attach plywood or osb oriented strand board to the exterior.
Insulating existing metal roof.
Insulating a new metal roof step 1 install plywood or oriented strand board osb to act as structural roof sheathing.
Attach a weather proofing or vapor resistant sheet of material over the plywood.
To help with energy conservation and noise pollution many office buildings and homes use metal roof insulation as a way to cut down on these issues.
Source a stress skin panel company or prepare build your own.
Insulating an existing metal roof from the outside 1.
Remove the existing roof if you have one.
You must determine the load limitations on the existing roof trusses and understand they may require augmentation to.
I would start with determining the age of the structure.
How do i insulate a metal shed roof with rigid foam.
Installing metal roof insulation is not a difficult project.