How To Insulate A Metal Pole Building. My 2 cents on pole barn insulation: I have insulated a pole barn by applying polyiso sheets on the inside of the 2x4 girts and trusses, butting up to the 6x6 posts.
This is typically done by placing metal banding 30” apart down the length of the pole building. Or more accurately walls, roof, and ceiling. Retrofoam of michigan has been spraying foam insulation for more than 15 years, and we get asked a lot if our product will rust pole barns or other metal buildings.
After taping all of the joints i applied osb to all of the walls to give a durable surface that i could hang tools on, add shelves etc.
The building is built in stages and is often considered finished when it's sheathed in metal. The building is built in stages and is often considered finished when it's sheathed in metal. Pole barn insulation costs vary depending on the type of barrier you choose. Metal building insulation offers advice on how to insulate metal buildings and pole barns.